Home / 634,335.74-876,471.27-611,629.82

Finding the Fourth Proportional to 634,335.74, 876,471.27 and 611,629.82

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Solution

The fourth proportional to 634,335.74, 876,471.27 and 611,629.82 is: 845,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,335.74 : 876,471.27 = 611,629.82 : x
  2. Step 2: Convert to fraction form
    634,335.74/876,471.27 = 611,629.82/x
  3. Step 3: Cross multiply
    634,335.74x = 876,471.27 × 611,629.82
  4. Step 4: Simplify right side
    634,335.74x = 536,075,965,105.27
  5. Step 5: Solve for x
    x = 536,075,965,105.27/634,335.74
  6. Step 6: Final answer
    x = 845,098.16

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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.