Home / 336,299.49-463,830.75-215,451.95

Finding the Fourth Proportional to 336,299.49, 463,830.75 and 215,451.95

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Solution

The fourth proportional to 336,299.49, 463,830.75 and 215,451.95 is: 297,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,299.49 : 463,830.75 = 215,451.95 : x
  2. Step 2: Convert to fraction form
    336,299.49/463,830.75 = 215,451.95/x
  3. Step 3: Cross multiply
    336,299.49x = 463,830.75 × 215,451.95
  4. Step 4: Simplify right side
    336,299.49x = 99,933,237,238.31
  5. Step 5: Solve for x
    x = 99,933,237,238.31/336,299.49
  6. Step 6: Final answer
    x = 297,155.48

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1.5x scale

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.