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Finding the Fourth Proportional to 896,417.43, 1,237,008.35 and 514,419

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Solution

The fourth proportional to 896,417.43, 1,237,008.35 and 514,419 is: 709,870.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,417.43 : 1,237,008.35 = 514,419 : x
  2. Step 2: Convert to fraction form
    896,417.43/1,237,008.35 = 514,419/x
  3. Step 3: Cross multiply
    896,417.43x = 1,237,008.35 × 514,419
  4. Step 4: Simplify right side
    896,417.43x = 636,340,595,826.56
  5. Step 5: Solve for x
    x = 636,340,595,826.56/896,417.43
  6. Step 6: Final answer
    x = 709,870.84

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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.