Home / 930,602.82-1,396,001.33-256,684.24

Finding the Fourth Proportional to 930,602.82, 1,396,001.33 and 256,684.24

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Solution

The fourth proportional to 930,602.82, 1,396,001.33 and 256,684.24 is: 385,053.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,602.82 : 1,396,001.33 = 256,684.24 : x
  2. Step 2: Convert to fraction form
    930,602.82/1,396,001.33 = 256,684.24/x
  3. Step 3: Cross multiply
    930,602.82x = 1,396,001.33 × 256,684.24
  4. Step 4: Simplify right side
    930,602.82x = 358,331,532,166.61
  5. Step 5: Solve for x
    x = 358,331,532,166.61/930,602.82
  6. Step 6: Final answer
    x = 385,053.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.