Home / 526,726.59-726,877.23-285,003.83

Finding the Fourth Proportional to 526,726.59, 726,877.23 and 285,003.83

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Solution

The fourth proportional to 526,726.59, 726,877.23 and 285,003.83 is: 393,302.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,726.59 : 726,877.23 = 285,003.83 : x
  2. Step 2: Convert to fraction form
    526,726.59/726,877.23 = 285,003.83/x
  3. Step 3: Cross multiply
    526,726.59x = 726,877.23 × 285,003.83
  4. Step 4: Simplify right side
    526,726.59x = 207,162,790,855.41
  5. Step 5: Solve for x
    x = 207,162,790,855.41/526,726.59
  6. Step 6: Final answer
    x = 393,302.32

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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.