Home / 855,933.77-1,181,188.54-473,960.55

Finding the Fourth Proportional to 855,933.77, 1,181,188.54 and 473,960.55

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Solution

The fourth proportional to 855,933.77, 1,181,188.54 and 473,960.55 is: 654,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,933.77 : 1,181,188.54 = 473,960.55 : x
  2. Step 2: Convert to fraction form
    855,933.77/1,181,188.54 = 473,960.55/x
  3. Step 3: Cross multiply
    855,933.77x = 1,181,188.54 × 473,960.55
  4. Step 4: Simplify right side
    855,933.77x = 559,836,770,072.10
  5. Step 5: Solve for x
    x = 559,836,770,072.10/855,933.77
  6. Step 6: Final answer
    x = 654,065.52

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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.