Home / 962,396.39-1,328,439.03-554,661.11

Finding the Fourth Proportional to 962,396.39, 1,328,439.03 and 554,661.11

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Solution

The fourth proportional to 962,396.39, 1,328,439.03 and 554,661.11 is: 765,623.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,396.39 : 1,328,439.03 = 554,661.11 : x
  2. Step 2: Convert to fraction form
    962,396.39/1,328,439.03 = 554,661.11/x
  3. Step 3: Cross multiply
    962,396.39x = 1,328,439.03 × 554,661.11
  4. Step 4: Simplify right side
    962,396.39x = 736,833,466,947.12
  5. Step 5: Solve for x
    x = 736,833,466,947.12/962,396.39
  6. Step 6: Final answer
    x = 765,623.68

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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.