Home / 318,256.92-439,178.04-175,013.28

Finding the Fourth Proportional to 318,256.92, 439,178.04 and 175,013.28

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Solution

The fourth proportional to 318,256.92, 439,178.04 and 175,013.28 is: 241,509.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,256.92 : 439,178.04 = 175,013.28 : x
  2. Step 2: Convert to fraction form
    318,256.92/439,178.04 = 175,013.28/x
  3. Step 3: Cross multiply
    318,256.92x = 439,178.04 × 175,013.28
  4. Step 4: Simplify right side
    318,256.92x = 76,861,989,284.37
  5. Step 5: Solve for x
    x = 76,861,989,284.37/318,256.92
  6. Step 6: Final answer
    x = 241,509.25

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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.