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Finding the Fourth Proportional to 583,826.40, 873,896.40 and 565,394.40

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Solution

The fourth proportional to 583,826.40, 873,896.40 and 565,394.40 is: 846,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,826.40 : 873,896.40 = 565,394.40 : x
  2. Step 2: Convert to fraction form
    583,826.40/873,896.40 = 565,394.40/x
  3. Step 3: Cross multiply
    583,826.40x = 873,896.40 × 565,394.40
  4. Step 4: Simplify right side
    583,826.40x = 494,096,130,740.16
  5. Step 5: Solve for x
    x = 494,096,130,740.16/583,826.40
  6. Step 6: Final answer
    x = 846,306.59

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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.