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Finding the Fourth Proportional to 465,870.20, 698,805.30 and 150,337.40

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Solution

The fourth proportional to 465,870.20, 698,805.30 and 150,337.40 is: 225,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,870.20 : 698,805.30 = 150,337.40 : x
  2. Step 2: Convert to fraction form
    465,870.20/698,805.30 = 150,337.40/x
  3. Step 3: Cross multiply
    465,870.20x = 698,805.30 × 150,337.40
  4. Step 4: Simplify right side
    465,870.20x = 105,056,571,908.22
  5. Step 5: Solve for x
    x = 105,056,571,908.22/465,870.20
  6. Step 6: Final answer
    x = 225,506.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.