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Finding the Fourth Proportional to 369,650.44, 554,509.45 and 103,410.17

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Solution

The fourth proportional to 369,650.44, 554,509.45 and 103,410.17 is: 155,124.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,650.44 : 554,509.45 = 103,410.17 : x
  2. Step 2: Convert to fraction form
    369,650.44/554,509.45 = 103,410.17/x
  3. Step 3: Cross multiply
    369,650.44x = 554,509.45 × 103,410.17
  4. Step 4: Simplify right side
    369,650.44x = 57,341,915,345.55
  5. Step 5: Solve for x
    x = 57,341,915,345.55/369,650.44
  6. Step 6: Final answer
    x = 155,124.71

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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.