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Finding the Fourth Proportional to 581,349.84, 872,041.16 and 160,625.76

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Solution

The fourth proportional to 581,349.84, 872,041.16 and 160,625.76 is: 240,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,349.84 : 872,041.16 = 160,625.76 : x
  2. Step 2: Convert to fraction form
    581,349.84/872,041.16 = 160,625.76/x
  3. Step 3: Cross multiply
    581,349.84x = 872,041.16 × 160,625.76
  4. Step 4: Simplify right side
    581,349.84x = 140,072,274,076.28
  5. Step 5: Solve for x
    x = 140,072,274,076.28/581,349.84
  6. Step 6: Final answer
    x = 240,943.17

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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.