Home / 317,443.04-438,074.70-174,212.36

Finding the Fourth Proportional to 317,443.04, 438,074.70 and 174,212.36

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Solution

The fourth proportional to 317,443.04, 438,074.70 and 174,212.36 is: 240,414.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,443.04 : 438,074.70 = 174,212.36 : x
  2. Step 2: Convert to fraction form
    317,443.04/438,074.70 = 174,212.36/x
  3. Step 3: Cross multiply
    317,443.04x = 438,074.70 × 174,212.36
  4. Step 4: Simplify right side
    317,443.04x = 76,318,027,343.29
  5. Step 5: Solve for x
    x = 76,318,027,343.29/317,443.04
  6. Step 6: Final answer
    x = 240,414.87

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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.