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Finding the Fourth Proportional to 593,156.64, 889,886.69 and 172,432.52

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Solution

The fourth proportional to 593,156.64, 889,886.69 and 172,432.52 is: 258,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,156.64 : 889,886.69 = 172,432.52 : x
  2. Step 2: Convert to fraction form
    593,156.64/889,886.69 = 172,432.52/x
  3. Step 3: Cross multiply
    593,156.64x = 889,886.69 × 172,432.52
  4. Step 4: Simplify right side
    593,156.64x = 153,445,401,815.36
  5. Step 5: Solve for x
    x = 153,445,401,815.36/593,156.64
  6. Step 6: Final answer
    x = 258,692.88

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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.