Home / 543,557.20-750,115.74-301,854.82

Finding the Fourth Proportional to 543,557.20, 750,115.74 and 301,854.82

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Solution

The fourth proportional to 543,557.20, 750,115.74 and 301,854.82 is: 416,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,557.20 : 750,115.74 = 301,854.82 : x
  2. Step 2: Convert to fraction form
    543,557.20/750,115.74 = 301,854.82/x
  3. Step 3: Cross multiply
    543,557.20x = 750,115.74 × 301,854.82
  4. Step 4: Simplify right side
    543,557.20x = 226,426,051,676.87
  5. Step 5: Solve for x
    x = 226,426,051,676.87/543,557.20
  6. Step 6: Final answer
    x = 416,563.43

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1.5x scale

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.