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Finding the Fourth Proportional to 581,693.77, 872,534.12 and 226,956.89

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Solution

The fourth proportional to 581,693.77, 872,534.12 and 226,956.89 is: 340,432.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,693.77 : 872,534.12 = 226,956.89 : x
  2. Step 2: Convert to fraction form
    581,693.77/872,534.12 = 226,956.89/x
  3. Step 3: Cross multiply
    581,693.77x = 872,534.12 × 226,956.89
  4. Step 4: Simplify right side
    581,693.77x = 198,027,629,159.30
  5. Step 5: Solve for x
    x = 198,027,629,159.30/581,693.77
  6. Step 6: Final answer
    x = 340,432.79

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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.