Home / 658,342.16-987,513.24-185,075.36

Finding the Fourth Proportional to 658,342.16, 987,513.24 and 185,075.36

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Solution

The fourth proportional to 658,342.16, 987,513.24 and 185,075.36 is: 277,613.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,342.16 : 987,513.24 = 185,075.36 : x
  2. Step 2: Convert to fraction form
    658,342.16/987,513.24 = 185,075.36/x
  3. Step 3: Cross multiply
    658,342.16x = 987,513.24 × 185,075.36
  4. Step 4: Simplify right side
    658,342.16x = 182,764,368,397.77
  5. Step 5: Solve for x
    x = 182,764,368,397.77/658,342.16
  6. Step 6: Final answer
    x = 277,613.04

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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.