Home / 658,340.16-987,510.24-185,073.36

Finding the Fourth Proportional to 658,340.16, 987,510.24 and 185,073.36

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Solution

The fourth proportional to 658,340.16, 987,510.24 and 185,073.36 is: 277,610.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,340.16 : 987,510.24 = 185,073.36 : x
  2. Step 2: Convert to fraction form
    658,340.16/987,510.24 = 185,073.36/x
  3. Step 3: Cross multiply
    658,340.16x = 987,510.24 × 185,073.36
  4. Step 4: Simplify right side
    658,340.16x = 182,761,838,151.21
  5. Step 5: Solve for x
    x = 182,761,838,151.21/658,340.16
  6. Step 6: Final answer
    x = 277,610.04

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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.