Home / 930,614.74-1,283,921.34-608,513.38

Finding the Fourth Proportional to 930,614.74, 1,283,921.34 and 608,513.38

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Solution

The fourth proportional to 930,614.74, 1,283,921.34 and 608,513.38 is: 839,534.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,614.74 : 1,283,921.34 = 608,513.38 : x
  2. Step 2: Convert to fraction form
    930,614.74/1,283,921.34 = 608,513.38/x
  3. Step 3: Cross multiply
    930,614.74x = 1,283,921.34 × 608,513.38
  4. Step 4: Simplify right side
    930,614.74x = 781,283,314,257.53
  5. Step 5: Solve for x
    x = 781,283,314,257.53/930,614.74
  6. Step 6: Final answer
    x = 839,534.64

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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.