Home / 535,338.39-738,787.65-293,631.15

Finding the Fourth Proportional to 535,338.39, 738,787.65 and 293,631.15

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Solution

The fourth proportional to 535,338.39, 738,787.65 and 293,631.15 is: 405,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,338.39 : 738,787.65 = 293,631.15 : x
  2. Step 2: Convert to fraction form
    535,338.39/738,787.65 = 293,631.15/x
  3. Step 3: Cross multiply
    535,338.39x = 738,787.65 × 293,631.15
  4. Step 4: Simplify right side
    535,338.39x = 216,931,067,275.30
  5. Step 5: Solve for x
    x = 216,931,067,275.30/535,338.39
  6. Step 6: Final answer
    x = 405,222.33

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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.