Home / 834,305.58-1,151,334.90-471,800.70

Finding the Fourth Proportional to 834,305.58, 1,151,334.90 and 471,800.70

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Solution

The fourth proportional to 834,305.58, 1,151,334.90 and 471,800.70 is: 651,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,305.58 : 1,151,334.90 = 471,800.70 : x
  2. Step 2: Convert to fraction form
    834,305.58/1,151,334.90 = 471,800.70/x
  3. Step 3: Cross multiply
    834,305.58x = 1,151,334.90 × 471,800.70
  4. Step 4: Simplify right side
    834,305.58x = 543,200,611,754.43
  5. Step 5: Solve for x
    x = 543,200,611,754.43/834,305.58
  6. Step 6: Final answer
    x = 651,081.12

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Double scale
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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.