Home / 704,723.38-972,518.88-382,433.47

Finding the Fourth Proportional to 704,723.38, 972,518.88 and 382,433.47

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Solution

The fourth proportional to 704,723.38, 972,518.88 and 382,433.47 is: 527,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,723.38 : 972,518.88 = 382,433.47 : x
  2. Step 2: Convert to fraction form
    704,723.38/972,518.88 = 382,433.47/x
  3. Step 3: Cross multiply
    704,723.38x = 972,518.88 × 382,433.47
  4. Step 4: Simplify right side
    704,723.38x = 371,923,769,918.91
  5. Step 5: Solve for x
    x = 371,923,769,918.91/704,723.38
  6. Step 6: Final answer
    x = 527,758.53

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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.