Home / 863,173.15-1,191,151.64-476,004.89

Finding the Fourth Proportional to 863,173.15, 1,191,151.64 and 476,004.89

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Solution

The fourth proportional to 863,173.15, 1,191,151.64 and 476,004.89 is: 656,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,173.15 : 1,191,151.64 = 476,004.89 : x
  2. Step 2: Convert to fraction form
    863,173.15/1,191,151.64 = 476,004.89/x
  3. Step 3: Cross multiply
    863,173.15x = 1,191,151.64 × 476,004.89
  4. Step 4: Simplify right side
    863,173.15x = 566,994,005,856.19
  5. Step 5: Solve for x
    x = 566,994,005,856.19/863,173.15
  6. Step 6: Final answer
    x = 656,871.69

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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.