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Finding the Fourth Proportional to 595,686.80, 893,645.40 and 174,976.40

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Solution

The fourth proportional to 595,686.80, 893,645.40 and 174,976.40 is: 262,498.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,686.80 : 893,645.40 = 174,976.40 : x
  2. Step 2: Convert to fraction form
    595,686.80/893,645.40 = 174,976.40/x
  3. Step 3: Cross multiply
    595,686.80x = 893,645.40 × 174,976.40
  4. Step 4: Simplify right side
    595,686.80x = 156,366,854,968.56
  5. Step 5: Solve for x
    x = 156,366,854,968.56/595,686.80
  6. Step 6: Final answer
    x = 262,498.44

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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.