Home / 805,028.94-1,110,966.63-442,465.74

Finding the Fourth Proportional to 805,028.94, 1,110,966.63 and 442,465.74

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Solution

The fourth proportional to 805,028.94, 1,110,966.63 and 442,465.74 is: 610,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,028.94 : 1,110,966.63 = 442,465.74 : x
  2. Step 2: Convert to fraction form
    805,028.94/1,110,966.63 = 442,465.74/x
  3. Step 3: Cross multiply
    805,028.94x = 1,110,966.63 × 442,465.74
  4. Step 4: Simplify right side
    805,028.94x = 491,564,672,058.26
  5. Step 5: Solve for x
    x = 491,564,672,058.26/805,028.94
  6. Step 6: Final answer
    x = 610,617.39

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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.