Home / 966,100.56-1,333,157.09-536,380.57

Finding the Fourth Proportional to 966,100.56, 1,333,157.09 and 536,380.57

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Solution

The fourth proportional to 966,100.56, 1,333,157.09 and 536,380.57 is: 740,170.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,100.56 : 1,333,157.09 = 536,380.57 : x
  2. Step 2: Convert to fraction form
    966,100.56/1,333,157.09 = 536,380.57/x
  3. Step 3: Cross multiply
    966,100.56x = 1,333,157.09 × 536,380.57
  4. Step 4: Simplify right side
    966,100.56x = 715,079,559,833.74
  5. Step 5: Solve for x
    x = 715,079,559,833.74/966,100.56
  6. Step 6: Final answer
    x = 740,170.94

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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.