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Finding the Fourth Proportional to 572,572.68, 858,793.41 and 151,881.36

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Solution

The fourth proportional to 572,572.68, 858,793.41 and 151,881.36 is: 227,804.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,572.68 : 858,793.41 = 151,881.36 : x
  2. Step 2: Convert to fraction form
    572,572.68/858,793.41 = 151,881.36/x
  3. Step 3: Cross multiply
    572,572.68x = 858,793.41 × 151,881.36
  4. Step 4: Simplify right side
    572,572.68x = 130,434,711,069.84
  5. Step 5: Solve for x
    x = 130,434,711,069.84/572,572.68
  6. Step 6: Final answer
    x = 227,804.64

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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.