Home / 827,352.60-1,241,134.74-294,927.40

Finding the Fourth Proportional to 827,352.60, 1,241,134.74 and 294,927.40

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Solution

The fourth proportional to 827,352.60, 1,241,134.74 and 294,927.40 is: 442,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,352.60 : 1,241,134.74 = 294,927.40 : x
  2. Step 2: Convert to fraction form
    827,352.60/1,241,134.74 = 294,927.40/x
  3. Step 3: Cross multiply
    827,352.60x = 1,241,134.74 × 294,927.40
  4. Step 4: Simplify right side
    827,352.60x = 366,044,641,917.88
  5. Step 5: Solve for x
    x = 366,044,641,917.88/827,352.60
  6. Step 6: Final answer
    x = 442,428.83

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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.