Home / 649,060.56-895,121.58-540,524.28

Finding the Fourth Proportional to 649,060.56, 895,121.58 and 540,524.28

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Solution

The fourth proportional to 649,060.56, 895,121.58 and 540,524.28 is: 745,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,060.56 : 895,121.58 = 540,524.28 : x
  2. Step 2: Convert to fraction form
    649,060.56/895,121.58 = 540,524.28/x
  3. Step 3: Cross multiply
    649,060.56x = 895,121.58 × 540,524.28
  4. Step 4: Simplify right side
    649,060.56x = 483,834,947,541.96
  5. Step 5: Solve for x
    x = 483,834,947,541.96/649,060.56
  6. Step 6: Final answer
    x = 745,438.83

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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.