Home / 953,379.16-1,316,517.22-711,241.20

Finding the Fourth Proportional to 953,379.16, 1,316,517.22 and 711,241.20

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Solution

The fourth proportional to 953,379.16, 1,316,517.22 and 711,241.20 is: 982,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,379.16 : 1,316,517.22 = 711,241.20 : x
  2. Step 2: Convert to fraction form
    953,379.16/1,316,517.22 = 711,241.20/x
  3. Step 3: Cross multiply
    953,379.16x = 1,316,517.22 × 711,241.20
  4. Step 4: Simplify right side
    953,379.16x = 936,361,287,373.46
  5. Step 5: Solve for x
    x = 936,361,287,373.46/953,379.16
  6. Step 6: Final answer
    x = 982,149.94

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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.