Home / 513,535.92-708,666.36-284,101.84

Finding the Fourth Proportional to 513,535.92, 708,666.36 and 284,101.84

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Solution

The fourth proportional to 513,535.92, 708,666.36 and 284,101.84 is: 392,053.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,535.92 : 708,666.36 = 284,101.84 : x
  2. Step 2: Convert to fraction form
    513,535.92/708,666.36 = 284,101.84/x
  3. Step 3: Cross multiply
    513,535.92x = 708,666.36 × 284,101.84
  4. Step 4: Simplify right side
    513,535.92x = 201,333,416,822.10
  5. Step 5: Solve for x
    x = 201,333,416,822.10/513,535.92
  6. Step 6: Final answer
    x = 392,053.23

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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.