Home / 834,695.70-1,151,880.14-472,111.75

Finding the Fourth Proportional to 834,695.70, 1,151,880.14 and 472,111.75

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Solution

The fourth proportional to 834,695.70, 1,151,880.14 and 472,111.75 is: 651,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,695.70 : 1,151,880.14 = 472,111.75 : x
  2. Step 2: Convert to fraction form
    834,695.70/1,151,880.14 = 472,111.75/x
  3. Step 3: Cross multiply
    834,695.70x = 1,151,880.14 × 472,111.75
  4. Step 4: Simplify right side
    834,695.70x = 543,816,147,764.94
  5. Step 5: Solve for x
    x = 543,816,147,764.94/834,695.70
  6. Step 6: Final answer
    x = 651,514.26

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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.