Home / 556,623.32-834,250.71-256,687.52

Finding the Fourth Proportional to 556,623.32, 834,250.71 and 256,687.52

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Solution

The fourth proportional to 556,623.32, 834,250.71 and 256,687.52 is: 384,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,623.32 : 834,250.71 = 256,687.52 : x
  2. Step 2: Convert to fraction form
    556,623.32/834,250.71 = 256,687.52/x
  3. Step 3: Cross multiply
    556,623.32x = 834,250.71 × 256,687.52
  4. Step 4: Simplify right side
    556,623.32x = 214,141,745,808.14
  5. Step 5: Solve for x
    x = 214,141,745,808.14/556,623.32
  6. Step 6: Final answer
    x = 384,715.73

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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.