Home / 756,001.16-1,043,092.98-480,258.44

Finding the Fourth Proportional to 756,001.16, 1,043,092.98 and 480,258.44

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Solution

The fourth proportional to 756,001.16, 1,043,092.98 and 480,258.44 is: 662,636.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,001.16 : 1,043,092.98 = 480,258.44 : x
  2. Step 2: Convert to fraction form
    756,001.16/1,043,092.98 = 480,258.44/x
  3. Step 3: Cross multiply
    756,001.16x = 1,043,092.98 × 480,258.44
  4. Step 4: Simplify right side
    756,001.16x = 500,954,207,349.75
  5. Step 5: Solve for x
    x = 500,954,207,349.75/756,001.16
  6. Step 6: Final answer
    x = 662,636.82

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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.