Home / 969,993.96-1,338,454.53-550,875.48

Finding the Fourth Proportional to 969,993.96, 1,338,454.53 and 550,875.48

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Solution

The fourth proportional to 969,993.96, 1,338,454.53 and 550,875.48 is: 760,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,993.96 : 1,338,454.53 = 550,875.48 : x
  2. Step 2: Convert to fraction form
    969,993.96/1,338,454.53 = 550,875.48/x
  3. Step 3: Cross multiply
    969,993.96x = 1,338,454.53 × 550,875.48
  4. Step 4: Simplify right side
    969,993.96x = 737,321,781,671.93
  5. Step 5: Solve for x
    x = 737,321,781,671.93/969,993.96
  6. Step 6: Final answer
    x = 760,130.28

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Double scale
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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.