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Finding the Fourth Proportional to 317,187.04, 437,718.72 and 173,948.16

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Solution

The fourth proportional to 317,187.04, 437,718.72 and 173,948.16 is: 240,048.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,187.04 : 437,718.72 = 173,948.16 : x
  2. Step 2: Convert to fraction form
    317,187.04/437,718.72 = 173,948.16/x
  3. Step 3: Cross multiply
    317,187.04x = 437,718.72 × 173,948.16
  4. Step 4: Simplify right side
    317,187.04x = 76,140,365,941.56
  5. Step 5: Solve for x
    x = 76,140,365,941.56/317,187.04
  6. Step 6: Final answer
    x = 240,048.79

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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.