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Finding the Fourth Proportional to 587,576.30, 805,574.56 and 576,947.48

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Solution

The fourth proportional to 587,576.30, 805,574.56 and 576,947.48 is: 791,002.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,576.30 : 805,574.56 = 576,947.48 : x
  2. Step 2: Convert to fraction form
    587,576.30/805,574.56 = 576,947.48/x
  3. Step 3: Cross multiply
    587,576.30x = 805,574.56 × 576,947.48
  4. Step 4: Simplify right side
    587,576.30x = 464,774,206,873.87
  5. Step 5: Solve for x
    x = 464,774,206,873.87/587,576.30
  6. Step 6: Final answer
    x = 791,002.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.