Home / 317,698.10-438,426.42-174,461.14

Finding the Fourth Proportional to 317,698.10, 438,426.42 and 174,461.14

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Solution

The fourth proportional to 317,698.10, 438,426.42 and 174,461.14 is: 240,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,698.10 : 438,426.42 = 174,461.14 : x
  2. Step 2: Convert to fraction form
    317,698.10/438,426.42 = 174,461.14/x
  3. Step 3: Cross multiply
    317,698.10x = 438,426.42 × 174,461.14
  4. Step 4: Simplify right side
    317,698.10x = 76,488,373,039.32
  5. Step 5: Solve for x
    x = 76,488,373,039.32/317,698.10
  6. Step 6: Final answer
    x = 240,758.04

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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.