Home / 502,376.56-693,292.41-272,931.55

Finding the Fourth Proportional to 502,376.56, 693,292.41 and 272,931.55

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Solution

The fourth proportional to 502,376.56, 693,292.41 and 272,931.55 is: 376,652.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,376.56 : 693,292.41 = 272,931.55 : x
  2. Step 2: Convert to fraction form
    502,376.56/693,292.41 = 272,931.55/x
  3. Step 3: Cross multiply
    502,376.56x = 693,292.41 × 272,931.55
  4. Step 4: Simplify right side
    502,376.56x = 189,221,372,064.54
  5. Step 5: Solve for x
    x = 189,221,372,064.54/502,376.56
  6. Step 6: Final answer
    x = 376,652.47

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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.