Home / 1,049,243.70-1,574,254.35-418,610.10

Finding the Fourth Proportional to 1,049,243.70, 1,574,254.35 and 418,610.10

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Solution

The fourth proportional to 1,049,243.70, 1,574,254.35 and 418,610.10 is: 628,070.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,243.70 : 1,574,254.35 = 418,610.10 : x
  2. Step 2: Convert to fraction form
    1,049,243.70/1,574,254.35 = 418,610.10/x
  3. Step 3: Cross multiply
    1,049,243.70x = 1,574,254.35 × 418,610.10
  4. Step 4: Simplify right side
    1,049,243.70x = 658,998,770,878.94
  5. Step 5: Solve for x
    x = 658,998,770,878.94/1,049,243.70
  6. Step 6: Final answer
    x = 628,070.27

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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.