Home / 857,935.34-1,183,947.15-475,962.12

Finding the Fourth Proportional to 857,935.34, 1,183,947.15 and 475,962.12

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Solution

The fourth proportional to 857,935.34, 1,183,947.15 and 475,962.12 is: 656,825.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,935.34 : 1,183,947.15 = 475,962.12 : x
  2. Step 2: Convert to fraction form
    857,935.34/1,183,947.15 = 475,962.12/x
  3. Step 3: Cross multiply
    857,935.34x = 1,183,947.15 × 475,962.12
  4. Step 4: Simplify right side
    857,935.34x = 563,513,995,481.96
  5. Step 5: Solve for x
    x = 563,513,995,481.96/857,935.34
  6. Step 6: Final answer
    x = 656,825.72

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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.