Home / 535,440.52-738,913.62-293,723.56

Finding the Fourth Proportional to 535,440.52, 738,913.62 and 293,723.56

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Solution

The fourth proportional to 535,440.52, 738,913.62 and 293,723.56 is: 405,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,440.52 : 738,913.62 = 293,723.56 : x
  2. Step 2: Convert to fraction form
    535,440.52/738,913.62 = 293,723.56/x
  3. Step 3: Cross multiply
    535,440.52x = 738,913.62 × 293,723.56
  4. Step 4: Simplify right side
    535,440.52x = 217,036,338,998.89
  5. Step 5: Solve for x
    x = 217,036,338,998.89/535,440.52
  6. Step 6: Final answer
    x = 405,341.64

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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.