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Finding the Fourth Proportional to 584,059.20, 875,832.80 and 268,411.20

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Solution

The fourth proportional to 584,059.20, 875,832.80 and 268,411.20 is: 402,499.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,059.20 : 875,832.80 = 268,411.20 : x
  2. Step 2: Convert to fraction form
    584,059.20/875,832.80 = 268,411.20/x
  3. Step 3: Cross multiply
    584,059.20x = 875,832.80 × 268,411.20
  4. Step 4: Simplify right side
    584,059.20x = 235,083,332,847.36
  5. Step 5: Solve for x
    x = 235,083,332,847.36/584,059.20
  6. Step 6: Final answer
    x = 402,499.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.