Home / 873,041.02-1,204,784.27-491,067.70

Finding the Fourth Proportional to 873,041.02, 1,204,784.27 and 491,067.70

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Solution

The fourth proportional to 873,041.02, 1,204,784.27 and 491,067.70 is: 677,666.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,041.02 : 1,204,784.27 = 491,067.70 : x
  2. Step 2: Convert to fraction form
    873,041.02/1,204,784.27 = 491,067.70/x
  3. Step 3: Cross multiply
    873,041.02x = 1,204,784.27 × 491,067.70
  4. Step 4: Simplify right side
    873,041.02x = 591,630,640,465.08
  5. Step 5: Solve for x
    x = 591,630,640,465.08/873,041.02
  6. Step 6: Final answer
    x = 677,666.49

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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.