Home / 930,606.26-1,283,909.60-608,504.90

Finding the Fourth Proportional to 930,606.26, 1,283,909.60 and 608,504.90

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Solution

The fourth proportional to 930,606.26, 1,283,909.60 and 608,504.90 is: 839,522.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,606.26 : 1,283,909.60 = 608,504.90 : x
  2. Step 2: Convert to fraction form
    930,606.26/1,283,909.60 = 608,504.90/x
  3. Step 3: Cross multiply
    930,606.26x = 1,283,909.60 × 608,504.90
  4. Step 4: Simplify right side
    930,606.26x = 781,265,277,858.75
  5. Step 5: Solve for x
    x = 781,265,277,858.75/930,606.26
  6. Step 6: Final answer
    x = 839,522.92

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Double scale
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Similar ratio
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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.