Home / 871,698.12-1,203,041.04-527,723.64

Finding the Fourth Proportional to 871,698.12, 1,203,041.04 and 527,723.64

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Solution

The fourth proportional to 871,698.12, 1,203,041.04 and 527,723.64 is: 728,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,698.12 : 1,203,041.04 = 527,723.64 : x
  2. Step 2: Convert to fraction form
    871,698.12/1,203,041.04 = 527,723.64/x
  3. Step 3: Cross multiply
    871,698.12x = 1,203,041.04 × 527,723.64
  4. Step 4: Simplify right side
    871,698.12x = 634,873,196,698.19
  5. Step 5: Solve for x
    x = 634,873,196,698.19/871,698.12
  6. Step 6: Final answer
    x = 728,317.73

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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.