Home / 894,305.62-1,234,140.87-512,333.92

Finding the Fourth Proportional to 894,305.62, 1,234,140.87 and 512,333.92

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Solution

The fourth proportional to 894,305.62, 1,234,140.87 and 512,333.92 is: 707,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,305.62 : 1,234,140.87 = 512,333.92 : x
  2. Step 2: Convert to fraction form
    894,305.62/1,234,140.87 = 512,333.92/x
  3. Step 3: Cross multiply
    894,305.62x = 1,234,140.87 × 512,333.92
  4. Step 4: Simplify right side
    894,305.62x = 632,292,229,759.31
  5. Step 5: Solve for x
    x = 632,292,229,759.31/894,305.62
  6. Step 6: Final answer
    x = 707,020.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.