Home / 651,703.40-977,555.10-604,464.20

Finding the Fourth Proportional to 651,703.40, 977,555.10 and 604,464.20

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Solution

The fourth proportional to 651,703.40, 977,555.10 and 604,464.20 is: 906,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,703.40 : 977,555.10 = 604,464.20 : x
  2. Step 2: Convert to fraction form
    651,703.40/977,555.10 = 604,464.20/x
  3. Step 3: Cross multiply
    651,703.40x = 977,555.10 × 604,464.20
  4. Step 4: Simplify right side
    651,703.40x = 590,897,061,477.42
  5. Step 5: Solve for x
    x = 590,897,061,477.42/651,703.40
  6. Step 6: Final answer
    x = 906,696.30

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Half scale
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Double scale
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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.