Home / 317,818.08-438,598.80-174,575.52

Finding the Fourth Proportional to 317,818.08, 438,598.80 and 174,575.52

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Solution

The fourth proportional to 317,818.08, 438,598.80 and 174,575.52 is: 240,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,818.08 : 438,598.80 = 174,575.52 : x
  2. Step 2: Convert to fraction form
    317,818.08/438,598.80 = 174,575.52/x
  3. Step 3: Cross multiply
    317,818.08x = 438,598.80 × 174,575.52
  4. Step 4: Simplify right side
    317,818.08x = 76,568,613,581.38
  5. Step 5: Solve for x
    x = 76,568,613,581.38/317,818.08
  6. Step 6: Final answer
    x = 240,919.63

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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.