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Finding the Fourth Proportional to 292,031.37, 437,883.03 and 92,402.01

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Solution

The fourth proportional to 292,031.37, 437,883.03 and 92,402.01 is: 138,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,031.37 : 437,883.03 = 92,402.01 : x
  2. Step 2: Convert to fraction form
    292,031.37/437,883.03 = 92,402.01/x
  3. Step 3: Cross multiply
    292,031.37x = 437,883.03 × 92,402.01
  4. Step 4: Simplify right side
    292,031.37x = 40,461,272,116.89
  5. Step 5: Solve for x
    x = 40,461,272,116.89/292,031.37
  6. Step 6: Final answer
    x = 138,551.12

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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.