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Finding the Fourth Proportional to 593,146.80, 889,720.20 and 565,590.60

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Solution

The fourth proportional to 593,146.80, 889,720.20 and 565,590.60 is: 848,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,146.80 : 889,720.20 = 565,590.60 : x
  2. Step 2: Convert to fraction form
    593,146.80/889,720.20 = 565,590.60/x
  3. Step 3: Cross multiply
    593,146.80x = 889,720.20 × 565,590.60
  4. Step 4: Simplify right side
    593,146.80x = 503,217,381,750.12
  5. Step 5: Solve for x
    x = 503,217,381,750.12/593,146.80
  6. Step 6: Final answer
    x = 848,385.90

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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.