Home / 317,069.60-437,564.40-179,237.60

Finding the Fourth Proportional to 317,069.60, 437,564.40 and 179,237.60

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Solution

The fourth proportional to 317,069.60, 437,564.40 and 179,237.60 is: 247,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,069.60 : 437,564.40 = 179,237.60 : x
  2. Step 2: Convert to fraction form
    317,069.60/437,564.40 = 179,237.60/x
  3. Step 3: Cross multiply
    317,069.60x = 437,564.40 × 179,237.60
  4. Step 4: Simplify right side
    317,069.60x = 78,427,992,901.44
  5. Step 5: Solve for x
    x = 78,427,992,901.44/317,069.60
  6. Step 6: Final answer
    x = 247,352.61

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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.