Home / 526,033.20-725,929.08-284,315.16

Finding the Fourth Proportional to 526,033.20, 725,929.08 and 284,315.16

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Solution

The fourth proportional to 526,033.20, 725,929.08 and 284,315.16 is: 392,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,033.20 : 725,929.08 = 284,315.16 : x
  2. Step 2: Convert to fraction form
    526,033.20/725,929.08 = 284,315.16/x
  3. Step 3: Cross multiply
    526,033.20x = 725,929.08 × 284,315.16
  4. Step 4: Simplify right side
    526,033.20x = 206,392,642,528.85
  5. Step 5: Solve for x
    x = 206,392,642,528.85/526,033.20
  6. Step 6: Final answer
    x = 392,356.68

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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.