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Finding the Fourth Proportional to 704,797.40, 972,253.02 and 432,926.57

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Solution

The fourth proportional to 704,797.40, 972,253.02 and 432,926.57 is: 597,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,797.40 : 972,253.02 = 432,926.57 : x
  2. Step 2: Convert to fraction form
    704,797.40/972,253.02 = 432,926.57/x
  3. Step 3: Cross multiply
    704,797.40x = 972,253.02 × 432,926.57
  4. Step 4: Simplify right side
    704,797.40x = 420,914,169,174.85
  5. Step 5: Solve for x
    x = 420,914,169,174.85/704,797.40
  6. Step 6: Final answer
    x = 597,213.00

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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.