Home / 854,854.56-1,282,456.80-293,816.16

Finding the Fourth Proportional to 854,854.56, 1,282,456.80 and 293,816.16

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Solution

The fourth proportional to 854,854.56, 1,282,456.80 and 293,816.16 is: 440,784.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,854.56 : 1,282,456.80 = 293,816.16 : x
  2. Step 2: Convert to fraction form
    854,854.56/1,282,456.80 = 293,816.16/x
  3. Step 3: Cross multiply
    854,854.56x = 1,282,456.80 × 293,816.16
  4. Step 4: Simplify right side
    854,854.56x = 376,806,532,341.89
  5. Step 5: Solve for x
    x = 376,806,532,341.89/854,854.56
  6. Step 6: Final answer
    x = 440,784.37

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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.