Home / 873,649.58-1,205,301.41-542,350.11

Finding the Fourth Proportional to 873,649.58, 1,205,301.41 and 542,350.11

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Solution

The fourth proportional to 873,649.58, 1,205,301.41 and 542,350.11 is: 748,235.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,649.58 : 1,205,301.41 = 542,350.11 : x
  2. Step 2: Convert to fraction form
    873,649.58/1,205,301.41 = 542,350.11/x
  3. Step 3: Cross multiply
    873,649.58x = 1,205,301.41 × 542,350.11
  4. Step 4: Simplify right side
    873,649.58x = 653,695,349,584.91
  5. Step 5: Solve for x
    x = 653,695,349,584.91/873,649.58
  6. Step 6: Final answer
    x = 748,235.18

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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.