Home / 437,928.41-604,349.08-256,691.72

Finding the Fourth Proportional to 437,928.41, 604,349.08 and 256,691.72

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Solution

The fourth proportional to 437,928.41, 604,349.08 and 256,691.72 is: 354,239.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,928.41 : 604,349.08 = 256,691.72 : x
  2. Step 2: Convert to fraction form
    437,928.41/604,349.08 = 256,691.72/x
  3. Step 3: Cross multiply
    437,928.41x = 604,349.08 × 256,691.72
  4. Step 4: Simplify right side
    437,928.41x = 155,131,405,694.76
  5. Step 5: Solve for x
    x = 155,131,405,694.76/437,928.41
  6. Step 6: Final answer
    x = 354,239.19

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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.