Home / 906,683.77-1,251,184.07-498,759.74

Finding the Fourth Proportional to 906,683.77, 1,251,184.07 and 498,759.74

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Solution

The fourth proportional to 906,683.77, 1,251,184.07 and 498,759.74 is: 688,266.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,683.77 : 1,251,184.07 = 498,759.74 : x
  2. Step 2: Convert to fraction form
    906,683.77/1,251,184.07 = 498,759.74/x
  3. Step 3: Cross multiply
    906,683.77x = 1,251,184.07 × 498,759.74
  4. Step 4: Simplify right side
    906,683.77x = 624,040,235,189.42
  5. Step 5: Solve for x
    x = 624,040,235,189.42/906,683.77
  6. Step 6: Final answer
    x = 688,266.69

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Double scale
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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.