Home / 930,080.59-1,283,411.79-522,227.25

Finding the Fourth Proportional to 930,080.59, 1,283,411.79 and 522,227.25

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Solution

The fourth proportional to 930,080.59, 1,283,411.79 and 522,227.25 is: 720,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,080.59 : 1,283,411.79 = 522,227.25 : x
  2. Step 2: Convert to fraction form
    930,080.59/1,283,411.79 = 522,227.25/x
  3. Step 3: Cross multiply
    930,080.59x = 1,283,411.79 × 522,227.25
  4. Step 4: Simplify right side
    930,080.59x = 670,232,609,709.28
  5. Step 5: Solve for x
    x = 670,232,609,709.28/930,080.59
  6. Step 6: Final answer
    x = 720,617.78

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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.