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Finding the Fourth Proportional to 292,044.34, 438,066.51 and 114,634.90

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Solution

The fourth proportional to 292,044.34, 438,066.51 and 114,634.90 is: 171,952.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,044.34 : 438,066.51 = 114,634.90 : x
  2. Step 2: Convert to fraction form
    292,044.34/438,066.51 = 114,634.90/x
  3. Step 3: Cross multiply
    292,044.34x = 438,066.51 × 114,634.90
  4. Step 4: Simplify right side
    292,044.34x = 50,217,710,567.20
  5. Step 5: Solve for x
    x = 50,217,710,567.20/292,044.34
  6. Step 6: Final answer
    x = 171,952.35

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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.