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Finding the Fourth Proportional to 482,341.10, 665,632.50 and 267,501.02

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Solution

The fourth proportional to 482,341.10, 665,632.50 and 267,501.02 is: 369,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,341.10 : 665,632.50 = 267,501.02 : x
  2. Step 2: Convert to fraction form
    482,341.10/665,632.50 = 267,501.02/x
  3. Step 3: Cross multiply
    482,341.10x = 665,632.50 × 267,501.02
  4. Step 4: Simplify right side
    482,341.10x = 178,057,372,695.15
  5. Step 5: Solve for x
    x = 178,057,372,695.15/482,341.10
  6. Step 6: Final answer
    x = 369,152.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.