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Finding the Fourth Proportional to 475,373.08, 712,579.76 and 298,004.68

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Solution

The fourth proportional to 475,373.08, 712,579.76 and 298,004.68 is: 446,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,373.08 : 712,579.76 = 298,004.68 : x
  2. Step 2: Convert to fraction form
    475,373.08/712,579.76 = 298,004.68/x
  3. Step 3: Cross multiply
    475,373.08x = 712,579.76 × 298,004.68
  4. Step 4: Simplify right side
    475,373.08x = 212,352,103,353.28
  5. Step 5: Solve for x
    x = 212,352,103,353.28/475,373.08
  6. Step 6: Final answer
    x = 446,706.20

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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.