Home / 437,919.30-604,329.11-256,595.13

Finding the Fourth Proportional to 437,919.30, 604,329.11 and 256,595.13

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Solution

The fourth proportional to 437,919.30, 604,329.11 and 256,595.13 is: 354,101.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,919.30 : 604,329.11 = 256,595.13 : x
  2. Step 2: Convert to fraction form
    437,919.30/604,329.11 = 256,595.13/x
  3. Step 3: Cross multiply
    437,919.30x = 604,329.11 × 256,595.13
  4. Step 4: Simplify right side
    437,919.30x = 155,067,905,260.26
  5. Step 5: Solve for x
    x = 155,067,905,260.26/437,919.30
  6. Step 6: Final answer
    x = 354,101.56

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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.