Home / 969,207.63-1,337,483.40-539,478.51

Finding the Fourth Proportional to 969,207.63, 1,337,483.40 and 539,478.51

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Solution

The fourth proportional to 969,207.63, 1,337,483.40 and 539,478.51 is: 744,467.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,207.63 : 1,337,483.40 = 539,478.51 : x
  2. Step 2: Convert to fraction form
    969,207.63/1,337,483.40 = 539,478.51/x
  3. Step 3: Cross multiply
    969,207.63x = 1,337,483.40 × 539,478.51
  4. Step 4: Simplify right side
    969,207.63x = 721,543,551,781.73
  5. Step 5: Solve for x
    x = 721,543,551,781.73/969,207.63
  6. Step 6: Final answer
    x = 744,467.47

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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.