Home / 502,576.04-693,555.30-276,221.48

Finding the Fourth Proportional to 502,576.04, 693,555.30 and 276,221.48

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Solution

The fourth proportional to 502,576.04, 693,555.30 and 276,221.48 is: 381,185.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,576.04 : 693,555.30 = 276,221.48 : x
  2. Step 2: Convert to fraction form
    502,576.04/693,555.30 = 276,221.48/x
  3. Step 3: Cross multiply
    502,576.04x = 693,555.30 × 276,221.48
  4. Step 4: Simplify right side
    502,576.04x = 191,574,871,427.84
  5. Step 5: Solve for x
    x = 191,574,871,427.84/502,576.04
  6. Step 6: Final answer
    x = 381,185.84

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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.