Home / 828,091.44-1,142,811.18-460,607.40

Finding the Fourth Proportional to 828,091.44, 1,142,811.18 and 460,607.40

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Solution

The fourth proportional to 828,091.44, 1,142,811.18 and 460,607.40 is: 635,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,091.44 : 1,142,811.18 = 460,607.40 : x
  2. Step 2: Convert to fraction form
    828,091.44/1,142,811.18 = 460,607.40/x
  3. Step 3: Cross multiply
    828,091.44x = 1,142,811.18 × 460,607.40
  4. Step 4: Simplify right side
    828,091.44x = 526,387,286,310.73
  5. Step 5: Solve for x
    x = 526,387,286,310.73/828,091.44
  6. Step 6: Final answer
    x = 635,663.24

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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.