Home / 1,010,820.30-1,515,793.05-411,582.30

Finding the Fourth Proportional to 1,010,820.30, 1,515,793.05 and 411,582.30

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Solution

The fourth proportional to 1,010,820.30, 1,515,793.05 and 411,582.30 is: 617,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,820.30 : 1,515,793.05 = 411,582.30 : x
  2. Step 2: Convert to fraction form
    1,010,820.30/1,515,793.05 = 411,582.30/x
  3. Step 3: Cross multiply
    1,010,820.30x = 1,515,793.05 × 411,582.30
  4. Step 4: Simplify right side
    1,010,820.30x = 623,873,589,843.02
  5. Step 5: Solve for x
    x = 623,873,589,843.02/1,010,820.30
  6. Step 6: Final answer
    x = 617,195.35

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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.