Home / 317,385.64-437,999.83-174,145.57

Finding the Fourth Proportional to 317,385.64, 437,999.83 and 174,145.57

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Solution

The fourth proportional to 317,385.64, 437,999.83 and 174,145.57 is: 240,325.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,385.64 : 437,999.83 = 174,145.57 : x
  2. Step 2: Convert to fraction form
    317,385.64/437,999.83 = 174,145.57/x
  3. Step 3: Cross multiply
    317,385.64x = 437,999.83 × 174,145.57
  4. Step 4: Simplify right side
    317,385.64x = 76,275,730,246.55
  5. Step 5: Solve for x
    x = 76,275,730,246.55/317,385.64
  6. Step 6: Final answer
    x = 240,325.08

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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.