Home / 988,337.50-1,364,052.09-625,795

Finding the Fourth Proportional to 988,337.50, 1,364,052.09 and 625,795

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Solution

The fourth proportional to 988,337.50, 1,364,052.09 and 625,795 is: 863,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,337.50 : 1,364,052.09 = 625,795 : x
  2. Step 2: Convert to fraction form
    988,337.50/1,364,052.09 = 625,795/x
  3. Step 3: Cross multiply
    988,337.50x = 1,364,052.09 × 625,795
  4. Step 4: Simplify right side
    988,337.50x = 853,616,977,661.55
  5. Step 5: Solve for x
    x = 853,616,977,661.55/988,337.50
  6. Step 6: Final answer
    x = 863,689.76

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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.