Home / 822,969.60-1,234,454.40-350,577.60

Finding the Fourth Proportional to 822,969.60, 1,234,454.40 and 350,577.60

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Solution

The fourth proportional to 822,969.60, 1,234,454.40 and 350,577.60 is: 525,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,969.60 : 1,234,454.40 = 350,577.60 : x
  2. Step 2: Convert to fraction form
    822,969.60/1,234,454.40 = 350,577.60/x
  3. Step 3: Cross multiply
    822,969.60x = 1,234,454.40 × 350,577.60
  4. Step 4: Simplify right side
    822,969.60x = 432,772,060,861.44
  5. Step 5: Solve for x
    x = 432,772,060,861.44/822,969.60
  6. Step 6: Final answer
    x = 525,866.40

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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.