Home / 834,033.09-1,150,953.20-471,444.21

Finding the Fourth Proportional to 834,033.09, 1,150,953.20 and 471,444.21

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Solution

The fourth proportional to 834,033.09, 1,150,953.20 and 471,444.21 is: 650,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,033.09 : 1,150,953.20 = 471,444.21 : x
  2. Step 2: Convert to fraction form
    834,033.09/1,150,953.20 = 471,444.21/x
  3. Step 3: Cross multiply
    834,033.09x = 1,150,953.20 × 471,444.21
  4. Step 4: Simplify right side
    834,033.09x = 542,610,219,763.75
  5. Step 5: Solve for x
    x = 542,610,219,763.75/834,033.09
  6. Step 6: Final answer
    x = 650,585.96

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Half scale
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Double scale
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Similar ratio
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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.