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Finding the Fourth Proportional to 212,476.88, 292,895.88 and 174,685.52

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Solution

The fourth proportional to 212,476.88, 292,895.88 and 174,685.52 is: 240,801.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,476.88 : 292,895.88 = 174,685.52 : x
  2. Step 2: Convert to fraction form
    212,476.88/292,895.88 = 174,685.52/x
  3. Step 3: Cross multiply
    212,476.88x = 292,895.88 × 174,685.52
  4. Step 4: Simplify right side
    212,476.88x = 51,164,669,103.66
  5. Step 5: Solve for x
    x = 51,164,669,103.66/212,476.88
  6. Step 6: Final answer
    x = 240,801.11

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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.