Home / 824,107.84-1,137,214.69-461,448.56

Finding the Fourth Proportional to 824,107.84, 1,137,214.69 and 461,448.56

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Solution

The fourth proportional to 824,107.84, 1,137,214.69 and 461,448.56 is: 636,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,107.84 : 1,137,214.69 = 461,448.56 : x
  2. Step 2: Convert to fraction form
    824,107.84/1,137,214.69 = 461,448.56/x
  3. Step 3: Cross multiply
    824,107.84x = 1,137,214.69 × 461,448.56
  4. Step 4: Simplify right side
    824,107.84x = 524,766,082,800.76
  5. Step 5: Solve for x
    x = 524,766,082,800.76/824,107.84
  6. Step 6: Final answer
    x = 636,768.71

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Double scale
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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.