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Finding the Fourth Proportional to 362,988.70, 544,045.65 and 185,404.30

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Solution

The fourth proportional to 362,988.70, 544,045.65 and 185,404.30 is: 277,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,988.70 : 544,045.65 = 185,404.30 : x
  2. Step 2: Convert to fraction form
    362,988.70/544,045.65 = 185,404.30/x
  3. Step 3: Cross multiply
    362,988.70x = 544,045.65 × 185,404.30
  4. Step 4: Simplify right side
    362,988.70x = 100,868,402,906.30
  5. Step 5: Solve for x
    x = 100,868,402,906.30/362,988.70
  6. Step 6: Final answer
    x = 277,883.04

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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.