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Finding the Fourth Proportional to 556,166.68, 834,250.02 and 256,558.62

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Solution

The fourth proportional to 556,166.68, 834,250.02 and 256,558.62 is: 384,837.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,166.68 : 834,250.02 = 256,558.62 : x
  2. Step 2: Convert to fraction form
    556,166.68/834,250.02 = 256,558.62/x
  3. Step 3: Cross multiply
    556,166.68x = 834,250.02 × 256,558.62
  4. Step 4: Simplify right side
    556,166.68x = 214,034,031,339.86
  5. Step 5: Solve for x
    x = 214,034,031,339.86/556,166.68
  6. Step 6: Final answer
    x = 384,837.92

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Similar ratio
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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.