Home / 535,042.45-738,342.61-293,316.76

Finding the Fourth Proportional to 535,042.45, 738,342.61 and 293,316.76

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Solution

The fourth proportional to 535,042.45, 738,342.61 and 293,316.76 is: 404,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,042.45 : 738,342.61 = 293,316.76 : x
  2. Step 2: Convert to fraction form
    535,042.45/738,342.61 = 293,316.76/x
  3. Step 3: Cross multiply
    535,042.45x = 738,342.61 × 293,316.76
  4. Step 4: Simplify right side
    535,042.45x = 216,568,262,135.14
  5. Step 5: Solve for x
    x = 216,568,262,135.14/535,042.45
  6. Step 6: Final answer
    x = 404,768.37

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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.