Home / 317,439.26-437,997.75-183,225.50

Finding the Fourth Proportional to 317,439.26, 437,997.75 and 183,225.50

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Solution

The fourth proportional to 317,439.26, 437,997.75 and 183,225.50 is: 252,811.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,439.26 : 437,997.75 = 183,225.50 : x
  2. Step 2: Convert to fraction form
    317,439.26/437,997.75 = 183,225.50/x
  3. Step 3: Cross multiply
    317,439.26x = 437,997.75 × 183,225.50
  4. Step 4: Simplify right side
    317,439.26x = 80,252,356,742.63
  5. Step 5: Solve for x
    x = 80,252,356,742.63/317,439.26
  6. Step 6: Final answer
    x = 252,811.69

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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.