Home / 317,835.75-438,613.34-174,598.19

Finding the Fourth Proportional to 317,835.75, 438,613.34 and 174,598.19

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Solution

The fourth proportional to 317,835.75, 438,613.34 and 174,598.19 is: 240,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,835.75 : 438,613.34 = 174,598.19 : x
  2. Step 2: Convert to fraction form
    317,835.75/438,613.34 = 174,598.19/x
  3. Step 3: Cross multiply
    317,835.75x = 438,613.34 × 174,598.19
  4. Step 4: Simplify right side
    317,835.75x = 76,581,092,207.80
  5. Step 5: Solve for x
    x = 76,581,092,207.80/317,835.75
  6. Step 6: Final answer
    x = 240,945.50

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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.