Home / 863,316.18-1,191,063.94-500,540.26

Finding the Fourth Proportional to 863,316.18, 1,191,063.94 and 500,540.26

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Solution

The fourth proportional to 863,316.18, 1,191,063.94 and 500,540.26 is: 690,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,316.18 : 1,191,063.94 = 500,540.26 : x
  2. Step 2: Convert to fraction form
    863,316.18/1,191,063.94 = 500,540.26/x
  3. Step 3: Cross multiply
    863,316.18x = 1,191,063.94 × 500,540.26
  4. Step 4: Simplify right side
    863,316.18x = 596,175,454,204.22
  5. Step 5: Solve for x
    x = 596,175,454,204.22/863,316.18
  6. Step 6: Final answer
    x = 690,564.44

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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.