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Finding the Fourth Proportional to 267,243.92, 368,705.04 and 152,440.04

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Solution

The fourth proportional to 267,243.92, 368,705.04 and 152,440.04 is: 210,315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,243.92 : 368,705.04 = 152,440.04 : x
  2. Step 2: Convert to fraction form
    267,243.92/368,705.04 = 152,440.04/x
  3. Step 3: Cross multiply
    267,243.92x = 368,705.04 × 152,440.04
  4. Step 4: Simplify right side
    267,243.92x = 56,205,411,045.80
  5. Step 5: Solve for x
    x = 56,205,411,045.80/267,243.92
  6. Step 6: Final answer
    x = 210,315.02

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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.