Home / 535,632.18-739,147.56-293,908.74

Finding the Fourth Proportional to 535,632.18, 739,147.56 and 293,908.74

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Solution

The fourth proportional to 535,632.18, 739,147.56 and 293,908.74 is: 405,580.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,632.18 : 739,147.56 = 293,908.74 : x
  2. Step 2: Convert to fraction form
    535,632.18/739,147.56 = 293,908.74/x
  3. Step 3: Cross multiply
    535,632.18x = 739,147.56 × 293,908.74
  4. Step 4: Simplify right side
    535,632.18x = 217,241,928,033.67
  5. Step 5: Solve for x
    x = 217,241,928,033.67/535,632.18
  6. Step 6: Final answer
    x = 405,580.43

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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.