Home / 854,061.36-1,281,548.88-554,471.52

Finding the Fourth Proportional to 854,061.36, 1,281,548.88 and 554,471.52

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Solution

The fourth proportional to 854,061.36, 1,281,548.88 and 554,471.52 is: 832,003.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,061.36 : 1,281,548.88 = 554,471.52 : x
  2. Step 2: Convert to fraction form
    854,061.36/1,281,548.88 = 554,471.52/x
  3. Step 3: Cross multiply
    854,061.36x = 1,281,548.88 × 554,471.52
  4. Step 4: Simplify right side
    854,061.36x = 710,582,355,447.90
  5. Step 5: Solve for x
    x = 710,582,355,447.90/854,061.36
  6. Step 6: Final answer
    x = 832,003.87

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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.