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Finding the Fourth Proportional to 292,034.34, 438,051.51 and 114,624.90

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Solution

The fourth proportional to 292,034.34, 438,051.51 and 114,624.90 is: 171,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,034.34 : 438,051.51 = 114,624.90 : x
  2. Step 2: Convert to fraction form
    292,034.34/438,051.51 = 114,624.90/x
  3. Step 3: Cross multiply
    292,034.34x = 438,051.51 × 114,624.90
  4. Step 4: Simplify right side
    292,034.34x = 50,211,610,528.60
  5. Step 5: Solve for x
    x = 50,211,610,528.60/292,034.34
  6. Step 6: Final answer
    x = 171,937.35

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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.