Home / 712,299.55-982,883.32-567,472.65

Finding the Fourth Proportional to 712,299.55, 982,883.32 and 567,472.65

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Solution

The fourth proportional to 712,299.55, 982,883.32 and 567,472.65 is: 783,040.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,299.55 : 982,883.32 = 567,472.65 : x
  2. Step 2: Convert to fraction form
    712,299.55/982,883.32 = 567,472.65/x
  3. Step 3: Cross multiply
    712,299.55x = 982,883.32 × 567,472.65
  4. Step 4: Simplify right side
    712,299.55x = 557,759,400,822.52
  5. Step 5: Solve for x
    x = 557,759,400,822.52/712,299.55
  6. Step 6: Final answer
    x = 783,040.51

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1.5x scale

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.