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Finding the Fourth Proportional to 372,338.04, 554,295.56 and 370,123.68

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Solution

The fourth proportional to 372,338.04, 554,295.56 and 370,123.68 is: 550,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,338.04 : 554,295.56 = 370,123.68 : x
  2. Step 2: Convert to fraction form
    372,338.04/554,295.56 = 370,123.68/x
  3. Step 3: Cross multiply
    372,338.04x = 554,295.56 × 370,123.68
  4. Step 4: Simplify right side
    372,338.04x = 205,157,912,474.86
  5. Step 5: Solve for x
    x = 205,157,912,474.86/372,338.04
  6. Step 6: Final answer
    x = 550,999.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.