Home / 827,683.64-1,241,534.10-662,521.40

Finding the Fourth Proportional to 827,683.64, 1,241,534.10 and 662,521.40

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Solution

The fourth proportional to 827,683.64, 1,241,534.10 and 662,521.40 is: 993,789.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,683.64 : 1,241,534.10 = 662,521.40 : x
  2. Step 2: Convert to fraction form
    827,683.64/1,241,534.10 = 662,521.40/x
  3. Step 3: Cross multiply
    827,683.64x = 1,241,534.10 × 662,521.40
  4. Step 4: Simplify right side
    827,683.64x = 822,542,910,079.74
  5. Step 5: Solve for x
    x = 822,542,910,079.74/827,683.64
  6. Step 6: Final answer
    x = 993,789.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.