Home / 698,919.30-1,046,842.24-577,601.29

Finding the Fourth Proportional to 698,919.30, 1,046,842.24 and 577,601.29

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Solution

The fourth proportional to 698,919.30, 1,046,842.24 and 577,601.29 is: 865,131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,919.30 : 1,046,842.24 = 577,601.29 : x
  2. Step 2: Convert to fraction form
    698,919.30/1,046,842.24 = 577,601.29/x
  3. Step 3: Cross multiply
    698,919.30x = 1,046,842.24 × 577,601.29
  4. Step 4: Simplify right side
    698,919.30x = 604,657,427,979.59
  5. Step 5: Solve for x
    x = 604,657,427,979.59/698,919.30
  6. Step 6: Final answer
    x = 865,131.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.