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Finding the Fourth Proportional to 614,773.90, 921,841.71 and 235,582.12

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Solution

The fourth proportional to 614,773.90, 921,841.71 and 235,582.12 is: 353,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,773.90 : 921,841.71 = 235,582.12 : x
  2. Step 2: Convert to fraction form
    614,773.90/921,841.71 = 235,582.12/x
  3. Step 3: Cross multiply
    614,773.90x = 921,841.71 × 235,582.12
  4. Step 4: Simplify right side
    614,773.90x = 217,169,424,346.23
  5. Step 5: Solve for x
    x = 217,169,424,346.23/614,773.90
  6. Step 6: Final answer
    x = 353,250.89

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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.