Home / 766,396.68-1,057,627.71-444,293.50

Finding the Fourth Proportional to 766,396.68, 1,057,627.71 and 444,293.50

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Solution

The fourth proportional to 766,396.68, 1,057,627.71 and 444,293.50 is: 613,125.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,396.68 : 1,057,627.71 = 444,293.50 : x
  2. Step 2: Convert to fraction form
    766,396.68/1,057,627.71 = 444,293.50/x
  3. Step 3: Cross multiply
    766,396.68x = 1,057,627.71 × 444,293.50
  4. Step 4: Simplify right side
    766,396.68x = 469,897,114,328.82
  5. Step 5: Solve for x
    x = 469,897,114,328.82/766,396.68
  6. Step 6: Final answer
    x = 613,125.20

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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.