Home / 934,820.07-1,290,150.88-547,960.54

Finding the Fourth Proportional to 934,820.07, 1,290,150.88 and 547,960.54

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Solution

The fourth proportional to 934,820.07, 1,290,150.88 and 547,960.54 is: 756,243.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,820.07 : 1,290,150.88 = 547,960.54 : x
  2. Step 2: Convert to fraction form
    934,820.07/1,290,150.88 = 547,960.54/x
  3. Step 3: Cross multiply
    934,820.07x = 1,290,150.88 × 547,960.54
  4. Step 4: Simplify right side
    934,820.07x = 706,951,772,886.28
  5. Step 5: Solve for x
    x = 706,951,772,886.28/934,820.07
  6. Step 6: Final answer
    x = 756,243.68

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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.