Home / 343,576.32-474,147.36-200,312.16

Finding the Fourth Proportional to 343,576.32, 474,147.36 and 200,312.16

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Solution

The fourth proportional to 343,576.32, 474,147.36 and 200,312.16 is: 276,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,576.32 : 474,147.36 = 200,312.16 : x
  2. Step 2: Convert to fraction form
    343,576.32/474,147.36 = 200,312.16/x
  3. Step 3: Cross multiply
    343,576.32x = 474,147.36 × 200,312.16
  4. Step 4: Simplify right side
    343,576.32x = 94,977,481,839.90
  5. Step 5: Solve for x
    x = 94,977,481,839.90/343,576.32
  6. Step 6: Final answer
    x = 276,437.80

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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.