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Finding the Fourth Proportional to 636,925.44, 954,338.40 and 369,936.48

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Solution

The fourth proportional to 636,925.44, 954,338.40 and 369,936.48 is: 554,295.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,925.44 : 954,338.40 = 369,936.48 : x
  2. Step 2: Convert to fraction form
    636,925.44/954,338.40 = 369,936.48/x
  3. Step 3: Cross multiply
    636,925.44x = 954,338.40 × 369,936.48
  4. Step 4: Simplify right side
    636,925.44x = 353,044,588,424.83
  5. Step 5: Solve for x
    x = 353,044,588,424.83/636,925.44
  6. Step 6: Final answer
    x = 554,295.00

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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.