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Finding the Fourth Proportional to 463,577.04, 695,423.88 and 163,987.20

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Solution

The fourth proportional to 463,577.04, 695,423.88 and 163,987.20 is: 246,001.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,577.04 : 695,423.88 = 163,987.20 : x
  2. Step 2: Convert to fraction form
    463,577.04/695,423.88 = 163,987.20/x
  3. Step 3: Cross multiply
    463,577.04x = 695,423.88 × 163,987.20
  4. Step 4: Simplify right side
    463,577.04x = 114,040,614,894.34
  5. Step 5: Solve for x
    x = 114,040,614,894.34/463,577.04
  6. Step 6: Final answer
    x = 246,001.43

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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.