Home / 916,610.26-1,374,912.96-517,069.66

Finding the Fourth Proportional to 916,610.26, 1,374,912.96 and 517,069.66

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Solution

The fourth proportional to 916,610.26, 1,374,912.96 and 517,069.66 is: 775,603.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,610.26 : 1,374,912.96 = 517,069.66 : x
  2. Step 2: Convert to fraction form
    916,610.26/1,374,912.96 = 517,069.66/x
  3. Step 3: Cross multiply
    916,610.26x = 1,374,912.96 × 517,069.66
  4. Step 4: Simplify right side
    916,610.26x = 710,925,776,756.79
  5. Step 5: Solve for x
    x = 710,925,776,756.79/916,610.26
  6. Step 6: Final answer
    x = 775,603.12

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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.