Home / 843,164.66-1,163,679.80-475,717.22

Finding the Fourth Proportional to 843,164.66, 1,163,679.80 and 475,717.22

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Solution

The fourth proportional to 843,164.66, 1,163,679.80 and 475,717.22 is: 656,553.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,164.66 : 1,163,679.80 = 475,717.22 : x
  2. Step 2: Convert to fraction form
    843,164.66/1,163,679.80 = 475,717.22/x
  3. Step 3: Cross multiply
    843,164.66x = 1,163,679.80 × 475,717.22
  4. Step 4: Simplify right side
    843,164.66x = 553,582,519,426.16
  5. Step 5: Solve for x
    x = 553,582,519,426.16/843,164.66
  6. Step 6: Final answer
    x = 656,553.28

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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.