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Finding the Fourth Proportional to 658,106.71, 987,220.30 and 184,788.88

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Solution

The fourth proportional to 658,106.71, 987,220.30 and 184,788.88 is: 277,200.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,106.71 : 987,220.30 = 184,788.88 : x
  2. Step 2: Convert to fraction form
    658,106.71/987,220.30 = 184,788.88/x
  3. Step 3: Cross multiply
    658,106.71x = 987,220.30 × 184,788.88
  4. Step 4: Simplify right side
    658,106.71x = 182,427,328,614.16
  5. Step 5: Solve for x
    x = 182,427,328,614.16/658,106.71
  6. Step 6: Final answer
    x = 277,200.23

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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.