Home / 750,552.40-1,035,754.54-406,382.41

Finding the Fourth Proportional to 750,552.40, 1,035,754.54 and 406,382.41

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Solution

The fourth proportional to 750,552.40, 1,035,754.54 and 406,382.41 is: 560,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,552.40 : 1,035,754.54 = 406,382.41 : x
  2. Step 2: Convert to fraction form
    750,552.40/1,035,754.54 = 406,382.41/x
  3. Step 3: Cross multiply
    750,552.40x = 1,035,754.54 × 406,382.41
  4. Step 4: Simplify right side
    750,552.40x = 420,912,426,133.64
  5. Step 5: Solve for x
    x = 420,912,426,133.64/750,552.40
  6. Step 6: Final answer
    x = 560,803.52

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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.