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Finding the Fourth Proportional to 461,707.08, 692,600.10 and 162,161.58

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Solution

The fourth proportional to 461,707.08, 692,600.10 and 162,161.58 is: 243,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,707.08 : 692,600.10 = 162,161.58 : x
  2. Step 2: Convert to fraction form
    461,707.08/692,600.10 = 162,161.58/x
  3. Step 3: Cross multiply
    461,707.08x = 692,600.10 × 162,161.58
  4. Step 4: Simplify right side
    461,707.08x = 112,313,126,524.16
  5. Step 5: Solve for x
    x = 112,313,126,524.16/461,707.08
  6. Step 6: Final answer
    x = 243,256.24

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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.