Home / 858,747.16-1,185,016.24-476,773.84

Finding the Fourth Proportional to 858,747.16, 1,185,016.24 and 476,773.84

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Solution

The fourth proportional to 858,747.16, 1,185,016.24 and 476,773.84 is: 657,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,747.16 : 1,185,016.24 = 476,773.84 : x
  2. Step 2: Convert to fraction form
    858,747.16/1,185,016.24 = 476,773.84/x
  3. Step 3: Cross multiply
    858,747.16x = 1,185,016.24 × 476,773.84
  4. Step 4: Simplify right side
    858,747.16x = 564,984,743,207.16
  5. Step 5: Solve for x
    x = 564,984,743,207.16/858,747.16
  6. Step 6: Final answer
    x = 657,917.45

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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.