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Finding the Fourth Proportional to 540,737.47, 746,222.57 and 299,036.41

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Solution

The fourth proportional to 540,737.47, 746,222.57 and 299,036.41 is: 412,672.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,737.47 : 746,222.57 = 299,036.41 : x
  2. Step 2: Convert to fraction form
    540,737.47/746,222.57 = 299,036.41/x
  3. Step 3: Cross multiply
    540,737.47x = 746,222.57 × 299,036.41
  4. Step 4: Simplify right side
    540,737.47x = 223,147,718,393.77
  5. Step 5: Solve for x
    x = 223,147,718,393.77/540,737.47
  6. Step 6: Final answer
    x = 412,672.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.