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Finding the Fourth Proportional to 577,654.08, 866,629.20 and 240,582.72

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Solution

The fourth proportional to 577,654.08, 866,629.20 and 240,582.72 is: 360,935.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,654.08 : 866,629.20 = 240,582.72 : x
  2. Step 2: Convert to fraction form
    577,654.08/866,629.20 = 240,582.72/x
  3. Step 3: Cross multiply
    577,654.08x = 866,629.20 × 240,582.72
  4. Step 4: Simplify right side
    577,654.08x = 208,496,010,167.42
  5. Step 5: Solve for x
    x = 208,496,010,167.42/577,654.08
  6. Step 6: Final answer
    x = 360,935.75

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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.