Home / 318,237.16-439,168.83-175,006.48

Finding the Fourth Proportional to 318,237.16, 439,168.83 and 175,006.48

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Solution

The fourth proportional to 318,237.16, 439,168.83 and 175,006.48 is: 241,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,237.16 : 439,168.83 = 175,006.48 : x
  2. Step 2: Convert to fraction form
    318,237.16/439,168.83 = 175,006.48/x
  3. Step 3: Cross multiply
    318,237.16x = 439,168.83 × 175,006.48
  4. Step 4: Simplify right side
    318,237.16x = 76,857,391,064.02
  5. Step 5: Solve for x
    x = 76,857,391,064.02/318,237.16
  6. Step 6: Final answer
    x = 241,509.79

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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.