Home / 326,918.80-451,148.34-183,678.76

Finding the Fourth Proportional to 326,918.80, 451,148.34 and 183,678.76

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Solution

The fourth proportional to 326,918.80, 451,148.34 and 183,678.76 is: 253,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,918.80 : 451,148.34 = 183,678.76 : x
  2. Step 2: Convert to fraction form
    326,918.80/451,148.34 = 183,678.76/x
  3. Step 3: Cross multiply
    326,918.80x = 451,148.34 × 183,678.76
  4. Step 4: Simplify right side
    326,918.80x = 82,866,367,667.26
  5. Step 5: Solve for x
    x = 82,866,367,667.26/326,918.80
  6. Step 6: Final answer
    x = 253,476.91

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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.