Home / 962,646.47-1,328,399.45-526,979.55

Finding the Fourth Proportional to 962,646.47, 1,328,399.45 and 526,979.55

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Solution

The fourth proportional to 962,646.47, 1,328,399.45 and 526,979.55 is: 727,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,646.47 : 1,328,399.45 = 526,979.55 : x
  2. Step 2: Convert to fraction form
    962,646.47/1,328,399.45 = 526,979.55/x
  3. Step 3: Cross multiply
    962,646.47x = 1,328,399.45 × 526,979.55
  4. Step 4: Simplify right side
    962,646.47x = 700,039,344,381.25
  5. Step 5: Solve for x
    x = 700,039,344,381.25/962,646.47
  6. Step 6: Final answer
    x = 727,202.95

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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.