Home / 526,152.08-726,088.88-284,434.80

Finding the Fourth Proportional to 526,152.08, 726,088.88 and 284,434.80

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Solution

The fourth proportional to 526,152.08, 726,088.88 and 284,434.80 is: 392,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,152.08 : 726,088.88 = 284,434.80 : x
  2. Step 2: Convert to fraction form
    526,152.08/726,088.88 = 284,434.80/x
  3. Step 3: Cross multiply
    526,152.08x = 726,088.88 × 284,434.80
  4. Step 4: Simplify right side
    526,152.08x = 206,524,945,365.02
  5. Step 5: Solve for x
    x = 206,524,945,365.02/526,152.08
  6. Step 6: Final answer
    x = 392,519.49

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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.