Home / 741,669.40-1,112,504.10-502,520.95

Finding the Fourth Proportional to 741,669.40, 1,112,504.10 and 502,520.95

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Solution

The fourth proportional to 741,669.40, 1,112,504.10 and 502,520.95 is: 753,781.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,669.40 : 1,112,504.10 = 502,520.95 : x
  2. Step 2: Convert to fraction form
    741,669.40/1,112,504.10 = 502,520.95/x
  3. Step 3: Cross multiply
    741,669.40x = 1,112,504.10 × 502,520.95
  4. Step 4: Simplify right side
    741,669.40x = 559,056,617,210.90
  5. Step 5: Solve for x
    x = 559,056,617,210.90/741,669.40
  6. Step 6: Final answer
    x = 753,781.43

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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.