Home / 318,177.05-439,084.40-174,946.77

Finding the Fourth Proportional to 318,177.05, 439,084.40 and 174,946.77

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Solution

The fourth proportional to 318,177.05, 439,084.40 and 174,946.77 is: 241,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,177.05 : 439,084.40 = 174,946.77 : x
  2. Step 2: Convert to fraction form
    318,177.05/439,084.40 = 174,946.77/x
  3. Step 3: Cross multiply
    318,177.05x = 439,084.40 × 174,946.77
  4. Step 4: Simplify right side
    318,177.05x = 76,816,396,662.65
  5. Step 5: Solve for x
    x = 76,816,396,662.65/318,177.05
  6. Step 6: Final answer
    x = 241,426.58

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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.