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Finding the Fourth Proportional to 369,273.71, 554,003.88 and 103,034.06

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Solution

The fourth proportional to 369,273.71, 554,003.88 and 103,034.06 is: 154,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,273.71 : 554,003.88 = 103,034.06 : x
  2. Step 2: Convert to fraction form
    369,273.71/554,003.88 = 103,034.06/x
  3. Step 3: Cross multiply
    369,273.71x = 554,003.88 × 103,034.06
  4. Step 4: Simplify right side
    369,273.71x = 57,081,270,010.78
  5. Step 5: Solve for x
    x = 57,081,270,010.78/369,273.71
  6. Step 6: Final answer
    x = 154,577.13

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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.