Home / 843,424.92-1,163,955.45-461,451.69

Finding the Fourth Proportional to 843,424.92, 1,163,955.45 and 461,451.69

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Solution

The fourth proportional to 843,424.92, 1,163,955.45 and 461,451.69 is: 636,819.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,424.92 : 1,163,955.45 = 461,451.69 : x
  2. Step 2: Convert to fraction form
    843,424.92/1,163,955.45 = 461,451.69/x
  3. Step 3: Cross multiply
    843,424.92x = 1,163,955.45 × 461,451.69
  4. Step 4: Simplify right side
    843,424.92x = 537,109,209,487.21
  5. Step 5: Solve for x
    x = 537,109,209,487.21/843,424.92
  6. Step 6: Final answer
    x = 636,819.23

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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.