Home / 705,591.60-1,058,387.40-658,352.40

Finding the Fourth Proportional to 705,591.60, 1,058,387.40 and 658,352.40

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Solution

The fourth proportional to 705,591.60, 1,058,387.40 and 658,352.40 is: 987,528.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,591.60 : 1,058,387.40 = 658,352.40 : x
  2. Step 2: Convert to fraction form
    705,591.60/1,058,387.40 = 658,352.40/x
  3. Step 3: Cross multiply
    705,591.60x = 1,058,387.40 × 658,352.40
  4. Step 4: Simplify right side
    705,591.60x = 696,791,884,919.76
  5. Step 5: Solve for x
    x = 696,791,884,919.76/705,591.60
  6. Step 6: Final answer
    x = 987,528.60

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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.