Home / 843,317.51-1,163,805.68-461,344.30

Finding the Fourth Proportional to 843,317.51, 1,163,805.68 and 461,344.30

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Solution

The fourth proportional to 843,317.51, 1,163,805.68 and 461,344.30 is: 636,670.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,317.51 : 1,163,805.68 = 461,344.30 : x
  2. Step 2: Convert to fraction form
    843,317.51/1,163,805.68 = 461,344.30/x
  3. Step 3: Cross multiply
    843,317.51x = 1,163,805.68 × 461,344.30
  4. Step 4: Simplify right side
    843,317.51x = 536,915,115,019.47
  5. Step 5: Solve for x
    x = 536,915,115,019.47/843,317.51
  6. Step 6: Final answer
    x = 636,670.19

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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.