Home / 854,647.09-1,179,776.13-532,516.34

Finding the Fourth Proportional to 854,647.09, 1,179,776.13 and 532,516.34

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Solution

The fourth proportional to 854,647.09, 1,179,776.13 and 532,516.34 is: 735,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,647.09 : 1,179,776.13 = 532,516.34 : x
  2. Step 2: Convert to fraction form
    854,647.09/1,179,776.13 = 532,516.34/x
  3. Step 3: Cross multiply
    854,647.09x = 1,179,776.13 × 532,516.34
  4. Step 4: Simplify right side
    854,647.09x = 628,250,071,713.34
  5. Step 5: Solve for x
    x = 628,250,071,713.34/854,647.09
  6. Step 6: Final answer
    x = 735,098.82

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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.