Home / 762,366.16-1,052,057.89-418,185.84

Finding the Fourth Proportional to 762,366.16, 1,052,057.89 and 418,185.84

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Solution

The fourth proportional to 762,366.16, 1,052,057.89 and 418,185.84 is: 577,092.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,366.16 : 1,052,057.89 = 418,185.84 : x
  2. Step 2: Convert to fraction form
    762,366.16/1,052,057.89 = 418,185.84/x
  3. Step 3: Cross multiply
    762,366.16x = 1,052,057.89 × 418,185.84
  4. Step 4: Simplify right side
    762,366.16x = 439,955,709,538.23
  5. Step 5: Solve for x
    x = 439,955,709,538.23/762,366.16
  6. Step 6: Final answer
    x = 577,092.39

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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.