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Finding the Fourth Proportional to 575,551.60, 863,327.40 and 542,892.40

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Solution

The fourth proportional to 575,551.60, 863,327.40 and 542,892.40 is: 814,338.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,551.60 : 863,327.40 = 542,892.40 : x
  2. Step 2: Convert to fraction form
    575,551.60/863,327.40 = 542,892.40/x
  3. Step 3: Cross multiply
    575,551.60x = 863,327.40 × 542,892.40
  4. Step 4: Simplify right side
    575,551.60x = 468,693,884,171.76
  5. Step 5: Solve for x
    x = 468,693,884,171.76/575,551.60
  6. Step 6: Final answer
    x = 814,338.60

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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.