Home / 790,378.02-1,185,570.06-191,338.22

Finding the Fourth Proportional to 790,378.02, 1,185,570.06 and 191,338.22

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Solution

The fourth proportional to 790,378.02, 1,185,570.06 and 191,338.22 is: 287,008.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,378.02 : 1,185,570.06 = 191,338.22 : x
  2. Step 2: Convert to fraction form
    790,378.02/1,185,570.06 = 191,338.22/x
  3. Step 3: Cross multiply
    790,378.02x = 1,185,570.06 × 191,338.22
  4. Step 4: Simplify right side
    790,378.02x = 226,844,859,037.84
  5. Step 5: Solve for x
    x = 226,844,859,037.84/790,378.02
  6. Step 6: Final answer
    x = 287,008.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.