Home / 526,305.84-789,575.40-245,670

Finding the Fourth Proportional to 526,305.84, 789,575.40 and 245,670

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Solution

The fourth proportional to 526,305.84, 789,575.40 and 245,670 is: 368,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,305.84 : 789,575.40 = 245,670 : x
  2. Step 2: Convert to fraction form
    526,305.84/789,575.40 = 245,670/x
  3. Step 3: Cross multiply
    526,305.84x = 789,575.40 × 245,670
  4. Step 4: Simplify right side
    526,305.84x = 193,974,988,518
  5. Step 5: Solve for x
    x = 193,974,988,518/526,305.84
  6. Step 6: Final answer
    x = 368,559.45

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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.