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Finding the Fourth Proportional to 577,998.60, 866,954.70 and 240,952.20

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Solution

The fourth proportional to 577,998.60, 866,954.70 and 240,952.20 is: 361,410.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,998.60 : 866,954.70 = 240,952.20 : x
  2. Step 2: Convert to fraction form
    577,998.60/866,954.70 = 240,952.20/x
  3. Step 3: Cross multiply
    577,998.60x = 866,954.70 × 240,952.20
  4. Step 4: Simplify right side
    577,998.60x = 208,894,642,265.34
  5. Step 5: Solve for x
    x = 208,894,642,265.34/577,998.60
  6. Step 6: Final answer
    x = 361,410.29

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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.