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Finding the Fourth Proportional to 577,581.60, 866,242.80 and 277,909.14

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Solution

The fourth proportional to 577,581.60, 866,242.80 and 277,909.14 is: 416,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,581.60 : 866,242.80 = 277,909.14 : x
  2. Step 2: Convert to fraction form
    577,581.60/866,242.80 = 277,909.14/x
  3. Step 3: Cross multiply
    577,581.60x = 866,242.80 × 277,909.14
  4. Step 4: Simplify right side
    577,581.60x = 240,736,791,579.19
  5. Step 5: Solve for x
    x = 240,736,791,579.19/577,581.60
  6. Step 6: Final answer
    x = 416,801.35

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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.