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Finding the Fourth Proportional to 586,501.60, 879,358.20 and 231,332.80

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Solution

The fourth proportional to 586,501.60, 879,358.20 and 231,332.80 is: 346,843.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,501.60 : 879,358.20 = 231,332.80 : x
  2. Step 2: Convert to fraction form
    586,501.60/879,358.20 = 231,332.80/x
  3. Step 3: Cross multiply
    586,501.60x = 879,358.20 × 231,332.80
  4. Step 4: Simplify right side
    586,501.60x = 203,424,394,608.96
  5. Step 5: Solve for x
    x = 203,424,394,608.96/586,501.60
  6. Step 6: Final answer
    x = 346,843.72

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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.