Home / 738,043.20-1,107,259.20-264,679.20

Finding the Fourth Proportional to 738,043.20, 1,107,259.20 and 264,679.20

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Solution

The fourth proportional to 738,043.20, 1,107,259.20 and 264,679.20 is: 397,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,043.20 : 1,107,259.20 = 264,679.20 : x
  2. Step 2: Convert to fraction form
    738,043.20/1,107,259.20 = 264,679.20/x
  3. Step 3: Cross multiply
    738,043.20x = 1,107,259.20 × 264,679.20
  4. Step 4: Simplify right side
    738,043.20x = 293,068,479,248.64
  5. Step 5: Solve for x
    x = 293,068,479,248.64/738,043.20
  6. Step 6: Final answer
    x = 397,088.52

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1.5x scale

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.