Home / 735,513.66-1,015,111.17-413,248.70

Finding the Fourth Proportional to 735,513.66, 1,015,111.17 and 413,248.70

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Solution

The fourth proportional to 735,513.66, 1,015,111.17 and 413,248.70 is: 570,340.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,513.66 : 1,015,111.17 = 413,248.70 : x
  2. Step 2: Convert to fraction form
    735,513.66/1,015,111.17 = 413,248.70/x
  3. Step 3: Cross multiply
    735,513.66x = 1,015,111.17 × 413,248.70
  4. Step 4: Simplify right side
    735,513.66x = 419,493,371,357.98
  5. Step 5: Solve for x
    x = 419,493,371,357.98/735,513.66
  6. Step 6: Final answer
    x = 570,340.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.