Home / 317,045.28-437,522.16-173,806.56

Finding the Fourth Proportional to 317,045.28, 437,522.16 and 173,806.56

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Solution

The fourth proportional to 317,045.28, 437,522.16 and 173,806.56 is: 239,852.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,045.28 : 437,522.16 = 173,806.56 : x
  2. Step 2: Convert to fraction form
    317,045.28/437,522.16 = 173,806.56/x
  3. Step 3: Cross multiply
    317,045.28x = 437,522.16 × 173,806.56
  4. Step 4: Simplify right side
    317,045.28x = 76,044,221,553.37
  5. Step 5: Solve for x
    x = 76,044,221,553.37/317,045.28
  6. Step 6: Final answer
    x = 239,852.87

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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.