Home / 856,732.16-1,182,320.88-517,134.08

Finding the Fourth Proportional to 856,732.16, 1,182,320.88 and 517,134.08

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Solution

The fourth proportional to 856,732.16, 1,182,320.88 and 517,134.08 is: 713,663.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,732.16 : 1,182,320.88 = 517,134.08 : x
  2. Step 2: Convert to fraction form
    856,732.16/1,182,320.88 = 517,134.08/x
  3. Step 3: Cross multiply
    856,732.16x = 1,182,320.88 × 517,134.08
  4. Step 4: Simplify right side
    856,732.16x = 611,418,420,543.59
  5. Step 5: Solve for x
    x = 611,418,420,543.59/856,732.16
  6. Step 6: Final answer
    x = 713,663.44

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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.