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Finding the Fourth Proportional to 602,422.76, 903,154.61 and 298,603.10

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Solution

The fourth proportional to 602,422.76, 903,154.61 and 298,603.10 is: 447,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,422.76 : 903,154.61 = 298,603.10 : x
  2. Step 2: Convert to fraction form
    602,422.76/903,154.61 = 298,603.10/x
  3. Step 3: Cross multiply
    602,422.76x = 903,154.61 × 298,603.10
  4. Step 4: Simplify right side
    602,422.76x = 269,684,769,329.69
  5. Step 5: Solve for x
    x = 269,684,769,329.69/602,422.76
  6. Step 6: Final answer
    x = 447,666.96

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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.