Home / 858,003.40-1,184,186.82-476,152.84

Finding the Fourth Proportional to 858,003.40, 1,184,186.82 and 476,152.84

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Solution

The fourth proportional to 858,003.40, 1,184,186.82 and 476,152.84 is: 657,169.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,003.40 : 1,184,186.82 = 476,152.84 : x
  2. Step 2: Convert to fraction form
    858,003.40/1,184,186.82 = 476,152.84/x
  3. Step 3: Cross multiply
    858,003.40x = 1,184,186.82 × 476,152.84
  4. Step 4: Simplify right side
    858,003.40x = 563,853,917,433.57
  5. Step 5: Solve for x
    x = 563,853,917,433.57/858,003.40
  6. Step 6: Final answer
    x = 657,169.79

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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.