Home / 708,147.78-1,062,535.70-371,108.32

Finding the Fourth Proportional to 708,147.78, 1,062,535.70 and 371,108.32

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Solution

The fourth proportional to 708,147.78, 1,062,535.70 and 371,108.32 is: 556,827.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,147.78 : 1,062,535.70 = 371,108.32 : x
  2. Step 2: Convert to fraction form
    708,147.78/1,062,535.70 = 371,108.32/x
  3. Step 3: Cross multiply
    708,147.78x = 1,062,535.70 × 371,108.32
  4. Step 4: Simplify right side
    708,147.78x = 394,315,838,567.02
  5. Step 5: Solve for x
    x = 394,315,838,567.02/708,147.78
  6. Step 6: Final answer
    x = 556,827.05

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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.