Home / 727,015.92-1,090,746.40-372,281.04

Finding the Fourth Proportional to 727,015.92, 1,090,746.40 and 372,281.04

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Solution

The fourth proportional to 727,015.92, 1,090,746.40 and 372,281.04 is: 558,535.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,015.92 : 1,090,746.40 = 372,281.04 : x
  2. Step 2: Convert to fraction form
    727,015.92/1,090,746.40 = 372,281.04/x
  3. Step 3: Cross multiply
    727,015.92x = 1,090,746.40 × 372,281.04
  4. Step 4: Simplify right side
    727,015.92x = 406,064,204,168.26
  5. Step 5: Solve for x
    x = 406,064,204,168.26/727,015.92
  6. Step 6: Final answer
    x = 558,535.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.