Home / 962,406.78-1,328,168.55-554,572.38

Finding the Fourth Proportional to 962,406.78, 1,328,168.55 and 554,572.38

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Solution

The fourth proportional to 962,406.78, 1,328,168.55 and 554,572.38 is: 765,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,406.78 : 1,328,168.55 = 554,572.38 : x
  2. Step 2: Convert to fraction form
    962,406.78/1,328,168.55 = 554,572.38/x
  3. Step 3: Cross multiply
    962,406.78x = 1,328,168.55 × 554,572.38
  4. Step 4: Simplify right side
    962,406.78x = 736,565,593,814.65
  5. Step 5: Solve for x
    x = 736,565,593,814.65/962,406.78
  6. Step 6: Final answer
    x = 765,337.08

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Double scale
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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.