Home / 642,811.70-963,537.73-237,743.59

Finding the Fourth Proportional to 642,811.70, 963,537.73 and 237,743.59

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Solution

The fourth proportional to 642,811.70, 963,537.73 and 237,743.59 is: 356,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    642,811.70 : 963,537.73 = 237,743.59 : x
  2. Step 2: Convert to fraction form
    642,811.70/963,537.73 = 237,743.59/x
  3. Step 3: Cross multiply
    642,811.70x = 963,537.73 × 237,743.59
  4. Step 4: Simplify right side
    642,811.70x = 229,074,916,027.45
  5. Step 5: Solve for x
    x = 229,074,916,027.45/642,811.70
  6. Step 6: Final answer
    x = 356,363.95

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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.