Home / 804,966.90-1,207,450.35-604,200.30

Finding the Fourth Proportional to 804,966.90, 1,207,450.35 and 604,200.30

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Solution

The fourth proportional to 804,966.90, 1,207,450.35 and 604,200.30 is: 906,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,966.90 : 1,207,450.35 = 604,200.30 : x
  2. Step 2: Convert to fraction form
    804,966.90/1,207,450.35 = 604,200.30/x
  3. Step 3: Cross multiply
    804,966.90x = 1,207,450.35 × 604,200.30
  4. Step 4: Simplify right side
    804,966.90x = 729,541,863,705.11
  5. Step 5: Solve for x
    x = 729,541,863,705.11/804,966.90
  6. Step 6: Final answer
    x = 906,300.45

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Half scale
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Double scale
Find fourth proportional to 804,967.90, 1,207,451.85 and 604,201.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.