Home / 834,311.52-1,151,279-471,685.04

Finding the Fourth Proportional to 834,311.52, 1,151,279 and 471,685.04

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Solution

The fourth proportional to 834,311.52, 1,151,279 and 471,685.04 is: 650,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,311.52 : 1,151,279 = 471,685.04 : x
  2. Step 2: Convert to fraction form
    834,311.52/1,151,279 = 471,685.04/x
  3. Step 3: Cross multiply
    834,311.52x = 1,151,279 × 471,685.04
  4. Step 4: Simplify right side
    834,311.52x = 543,041,081,166.16
  5. Step 5: Solve for x
    x = 543,041,081,166.16/834,311.52
  6. Step 6: Final answer
    x = 650,885.27

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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.