Home / 743,104.88-1,025,496.60-403,573.12

Finding the Fourth Proportional to 743,104.88, 1,025,496.60 and 403,573.12

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Solution

The fourth proportional to 743,104.88, 1,025,496.60 and 403,573.12 is: 556,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,104.88 : 1,025,496.60 = 403,573.12 : x
  2. Step 2: Convert to fraction form
    743,104.88/1,025,496.60 = 403,573.12/x
  3. Step 3: Cross multiply
    743,104.88x = 1,025,496.60 × 403,573.12
  4. Step 4: Simplify right side
    743,104.88x = 413,862,862,411.39
  5. Step 5: Solve for x
    x = 413,862,862,411.39/743,104.88
  6. Step 6: Final answer
    x = 556,937.35

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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.