Home / 945,236.10-1,417,854.15-520,083.30

Finding the Fourth Proportional to 945,236.10, 1,417,854.15 and 520,083.30

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Solution

The fourth proportional to 945,236.10, 1,417,854.15 and 520,083.30 is: 780,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,236.10 : 1,417,854.15 = 520,083.30 : x
  2. Step 2: Convert to fraction form
    945,236.10/1,417,854.15 = 520,083.30/x
  3. Step 3: Cross multiply
    945,236.10x = 1,417,854.15 × 520,083.30
  4. Step 4: Simplify right side
    945,236.10x = 737,402,265,250.70
  5. Step 5: Solve for x
    x = 737,402,265,250.70/945,236.10
  6. Step 6: Final answer
    x = 780,124.95

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Double scale
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Similar ratio
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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.