Home / 758,775.18-1,047,107.61-419,241

Finding the Fourth Proportional to 758,775.18, 1,047,107.61 and 419,241

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Solution

The fourth proportional to 758,775.18, 1,047,107.61 and 419,241 is: 578,551.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,775.18 : 1,047,107.61 = 419,241 : x
  2. Step 2: Convert to fraction form
    758,775.18/1,047,107.61 = 419,241/x
  3. Step 3: Cross multiply
    758,775.18x = 1,047,107.61 × 419,241
  4. Step 4: Simplify right side
    758,775.18x = 438,990,441,524.01
  5. Step 5: Solve for x
    x = 438,990,441,524.01/758,775.18
  6. Step 6: Final answer
    x = 578,551.40

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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.