Home / 908,558.03-1,253,818.49-500,674.47

Finding the Fourth Proportional to 908,558.03, 1,253,818.49 and 500,674.47

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Solution

The fourth proportional to 908,558.03, 1,253,818.49 and 500,674.47 is: 690,935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,558.03 : 1,253,818.49 = 500,674.47 : x
  2. Step 2: Convert to fraction form
    908,558.03/1,253,818.49 = 500,674.47/x
  3. Step 3: Cross multiply
    908,558.03x = 1,253,818.49 × 500,674.47
  4. Step 4: Simplify right side
    908,558.03x = 627,754,900,751.76
  5. Step 5: Solve for x
    x = 627,754,900,751.76/908,558.03
  6. Step 6: Final answer
    x = 690,935.39

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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.