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Finding the Fourth Proportional to 277,498.95, 382,948.55 and 150,174.55

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Solution

The fourth proportional to 277,498.95, 382,948.55 and 150,174.55 is: 207,240.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,498.95 : 382,948.55 = 150,174.55 : x
  2. Step 2: Convert to fraction form
    277,498.95/382,948.55 = 150,174.55/x
  3. Step 3: Cross multiply
    277,498.95x = 382,948.55 × 150,174.55
  4. Step 4: Simplify right side
    277,498.95x = 57,509,125,587.47
  5. Step 5: Solve for x
    x = 57,509,125,587.47/277,498.95
  6. Step 6: Final answer
    x = 207,240.88

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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.