Home / 735,000.30-1,102,500.45-616,902.30

Finding the Fourth Proportional to 735,000.30, 1,102,500.45 and 616,902.30

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Solution

The fourth proportional to 735,000.30, 1,102,500.45 and 616,902.30 is: 925,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,000.30 : 1,102,500.45 = 616,902.30 : x
  2. Step 2: Convert to fraction form
    735,000.30/1,102,500.45 = 616,902.30/x
  3. Step 3: Cross multiply
    735,000.30x = 1,102,500.45 × 616,902.30
  4. Step 4: Simplify right side
    735,000.30x = 680,135,063,356.04
  5. Step 5: Solve for x
    x = 680,135,063,356.04/735,000.30
  6. Step 6: Final answer
    x = 925,353.45

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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.