Home / 834,352.20-1,251,528.30-624,400.20

Finding the Fourth Proportional to 834,352.20, 1,251,528.30 and 624,400.20

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Solution

The fourth proportional to 834,352.20, 1,251,528.30 and 624,400.20 is: 936,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,352.20 : 1,251,528.30 = 624,400.20 : x
  2. Step 2: Convert to fraction form
    834,352.20/1,251,528.30 = 624,400.20/x
  3. Step 3: Cross multiply
    834,352.20x = 1,251,528.30 × 624,400.20
  4. Step 4: Simplify right side
    834,352.20x = 781,454,520,825.66
  5. Step 5: Solve for x
    x = 781,454,520,825.66/834,352.20
  6. Step 6: Final answer
    x = 936,600.30

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Half scale
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Double scale
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Similar ratio
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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.