Home / 808,863.02-1,116,635.45-503,037.92

Finding the Fourth Proportional to 808,863.02, 1,116,635.45 and 503,037.92

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Solution

The fourth proportional to 808,863.02, 1,116,635.45 and 503,037.92 is: 694,443.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,863.02 : 1,116,635.45 = 503,037.92 : x
  2. Step 2: Convert to fraction form
    808,863.02/1,116,635.45 = 503,037.92/x
  3. Step 3: Cross multiply
    808,863.02x = 1,116,635.45 × 503,037.92
  4. Step 4: Simplify right side
    808,863.02x = 561,709,974,166.26
  5. Step 5: Solve for x
    x = 561,709,974,166.26/808,863.02
  6. Step 6: Final answer
    x = 694,443.88

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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.