Home / 930,889-1,284,626.82-506,953

Finding the Fourth Proportional to 930,889, 1,284,626.82 and 506,953

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Solution

The fourth proportional to 930,889, 1,284,626.82 and 506,953 is: 699,595.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,889 : 1,284,626.82 = 506,953 : x
  2. Step 2: Convert to fraction form
    930,889/1,284,626.82 = 506,953/x
  3. Step 3: Cross multiply
    930,889x = 1,284,626.82 × 506,953
  4. Step 4: Simplify right side
    930,889x = 651,245,420,279.46
  5. Step 5: Solve for x
    x = 651,245,420,279.46/930,889
  6. Step 6: Final answer
    x = 699,595.14

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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.