Home / 859,068.17-1,185,371.78-496,525.84

Finding the Fourth Proportional to 859,068.17, 1,185,371.78 and 496,525.84

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Solution

The fourth proportional to 859,068.17, 1,185,371.78 and 496,525.84 is: 685,123.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,068.17 : 1,185,371.78 = 496,525.84 : x
  2. Step 2: Convert to fraction form
    859,068.17/1,185,371.78 = 496,525.84/x
  3. Step 3: Cross multiply
    859,068.17x = 1,185,371.78 × 496,525.84
  4. Step 4: Simplify right side
    859,068.17x = 588,567,718,776.80
  5. Step 5: Solve for x
    x = 588,567,718,776.80/859,068.17
  6. Step 6: Final answer
    x = 685,123.42

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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.