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Finding the Fourth Proportional to 610,029.76, 915,050.82 and 160,815.08

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Solution

The fourth proportional to 610,029.76, 915,050.82 and 160,815.08 is: 241,224.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,029.76 : 915,050.82 = 160,815.08 : x
  2. Step 2: Convert to fraction form
    610,029.76/915,050.82 = 160,815.08/x
  3. Step 3: Cross multiply
    610,029.76x = 915,050.82 × 160,815.08
  4. Step 4: Simplify right side
    610,029.76x = 147,153,970,822.37
  5. Step 5: Solve for x
    x = 147,153,970,822.37/610,029.76
  6. Step 6: Final answer
    x = 241,224.25

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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.