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Finding the Fourth Proportional to 675,303.28, 931,898.71 and 369,373.04

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Solution

The fourth proportional to 675,303.28, 931,898.71 and 369,373.04 is: 509,723.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,303.28 : 931,898.71 = 369,373.04 : x
  2. Step 2: Convert to fraction form
    675,303.28/931,898.71 = 369,373.04/x
  3. Step 3: Cross multiply
    675,303.28x = 931,898.71 × 369,373.04
  4. Step 4: Simplify right side
    675,303.28x = 344,218,260,369.70
  5. Step 5: Solve for x
    x = 344,218,260,369.70/675,303.28
  6. Step 6: Final answer
    x = 509,723.95

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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.