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Finding the Fourth Proportional to 352,001.40, 527,483.70 and 299,124.60

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Solution

The fourth proportional to 352,001.40, 527,483.70 and 299,124.60 is: 448,246.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,001.40 : 527,483.70 = 299,124.60 : x
  2. Step 2: Convert to fraction form
    352,001.40/527,483.70 = 299,124.60/x
  3. Step 3: Cross multiply
    352,001.40x = 527,483.70 × 299,124.60
  4. Step 4: Simplify right side
    352,001.40x = 157,783,350,769.02
  5. Step 5: Solve for x
    x = 157,783,350,769.02/352,001.40
  6. Step 6: Final answer
    x = 448,246.37

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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.