Home / 925,384.41-1,277,033.91-538,292.70

Finding the Fourth Proportional to 925,384.41, 1,277,033.91 and 538,292.70

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Solution

The fourth proportional to 925,384.41, 1,277,033.91 and 538,292.70 is: 742,845.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,384.41 : 1,277,033.91 = 538,292.70 : x
  2. Step 2: Convert to fraction form
    925,384.41/1,277,033.91 = 538,292.70/x
  3. Step 3: Cross multiply
    925,384.41x = 1,277,033.91 × 538,292.70
  4. Step 4: Simplify right side
    925,384.41x = 687,418,031,405.46
  5. Step 5: Solve for x
    x = 687,418,031,405.46/925,384.41
  6. Step 6: Final answer
    x = 742,845.92

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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.