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Finding the Fourth Proportional to 805,439, 1,205,529.72 and 592,150.52

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Solution

The fourth proportional to 805,439, 1,205,529.72 and 592,150.52 is: 886,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,439 : 1,205,529.72 = 592,150.52 : x
  2. Step 2: Convert to fraction form
    805,439/1,205,529.72 = 592,150.52/x
  3. Step 3: Cross multiply
    805,439x = 1,205,529.72 × 592,150.52
  4. Step 4: Simplify right side
    805,439x = 713,855,050,573.45
  5. Step 5: Solve for x
    x = 713,855,050,573.45/805,439
  6. Step 6: Final answer
    x = 886,293.13

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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.