Home / 317,073.06-437,560.72-173,830.03

Finding the Fourth Proportional to 317,073.06, 437,560.72 and 173,830.03

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Solution

The fourth proportional to 317,073.06, 437,560.72 and 173,830.03 is: 239,885.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,073.06 : 437,560.72 = 173,830.03 : x
  2. Step 2: Convert to fraction form
    317,073.06/437,560.72 = 173,830.03/x
  3. Step 3: Cross multiply
    317,073.06x = 437,560.72 × 173,830.03
  4. Step 4: Simplify right side
    317,073.06x = 76,061,191,555.94
  5. Step 5: Solve for x
    x = 76,061,191,555.94/317,073.06
  6. Step 6: Final answer
    x = 239,885.38

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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.