Home / 806,583.21-1,113,098.99-439,070.92

Finding the Fourth Proportional to 806,583.21, 1,113,098.99 and 439,070.92

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Solution

The fourth proportional to 806,583.21, 1,113,098.99 and 439,070.92 is: 605,925.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,583.21 : 1,113,098.99 = 439,070.92 : x
  2. Step 2: Convert to fraction form
    806,583.21/1,113,098.99 = 439,070.92/x
  3. Step 3: Cross multiply
    806,583.21x = 1,113,098.99 × 439,070.92
  4. Step 4: Simplify right side
    806,583.21x = 488,729,392,612.27
  5. Step 5: Solve for x
    x = 488,729,392,612.27/806,583.21
  6. Step 6: Final answer
    x = 605,925.57

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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.