Home / 843,111.18-1,263,454.20-363,207.24

Finding the Fourth Proportional to 843,111.18, 1,263,454.20 and 363,207.24

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Solution

The fourth proportional to 843,111.18, 1,263,454.20 and 363,207.24 is: 544,288.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,111.18 : 1,263,454.20 = 363,207.24 : x
  2. Step 2: Convert to fraction form
    843,111.18/1,263,454.20 = 363,207.24/x
  3. Step 3: Cross multiply
    843,111.18x = 1,263,454.20 × 363,207.24
  4. Step 4: Simplify right side
    843,111.18x = 458,895,712,848.41
  5. Step 5: Solve for x
    x = 458,895,712,848.41/843,111.18
  6. Step 6: Final answer
    x = 544,288.49

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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.