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Finding the Fourth Proportional to 496,259.98, 744,696.14 and 229,970.86

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Solution

The fourth proportional to 496,259.98, 744,696.14 and 229,970.86 is: 345,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,259.98 : 744,696.14 = 229,970.86 : x
  2. Step 2: Convert to fraction form
    496,259.98/744,696.14 = 229,970.86/x
  3. Step 3: Cross multiply
    496,259.98x = 744,696.14 × 229,970.86
  4. Step 4: Simplify right side
    496,259.98x = 171,258,411,754.48
  5. Step 5: Solve for x
    x = 171,258,411,754.48/496,259.98
  6. Step 6: Final answer
    x = 345,098.17

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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.