Home / 925,381.66-1,277,030.11-538,289.95

Finding the Fourth Proportional to 925,381.66, 1,277,030.11 and 538,289.95

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Solution

The fourth proportional to 925,381.66, 1,277,030.11 and 538,289.95 is: 742,842.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,381.66 : 1,277,030.11 = 538,289.95 : x
  2. Step 2: Convert to fraction form
    925,381.66/1,277,030.11 = 538,289.95/x
  3. Step 3: Cross multiply
    925,381.66x = 1,277,030.11 × 538,289.95
  4. Step 4: Simplify right side
    925,381.66x = 687,412,474,060.40
  5. Step 5: Solve for x
    x = 687,412,474,060.40/925,381.66
  6. Step 6: Final answer
    x = 742,842.12

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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.