Home / 873,682.47-1,206,053.75-587,368.60

Finding the Fourth Proportional to 873,682.47, 1,206,053.75 and 587,368.60

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Solution

The fourth proportional to 873,682.47, 1,206,053.75 and 587,368.60 is: 810,818.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,682.47 : 1,206,053.75 = 587,368.60 : x
  2. Step 2: Convert to fraction form
    873,682.47/1,206,053.75 = 587,368.60/x
  3. Step 3: Cross multiply
    873,682.47x = 1,206,053.75 × 587,368.60
  4. Step 4: Simplify right side
    873,682.47x = 708,398,101,115.54
  5. Step 5: Solve for x
    x = 708,398,101,115.54/873,682.47
  6. Step 6: Final answer
    x = 810,818.72

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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.