Home / 663,935.08-995,902.08-243,243.76

Finding the Fourth Proportional to 663,935.08, 995,902.08 and 243,243.76

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Solution

The fourth proportional to 663,935.08, 995,902.08 and 243,243.76 is: 364,865.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,935.08 : 995,902.08 = 243,243.76 : x
  2. Step 2: Convert to fraction form
    663,935.08/995,902.08 = 243,243.76/x
  3. Step 3: Cross multiply
    663,935.08x = 995,902.08 × 243,243.76
  4. Step 4: Simplify right side
    663,935.08x = 242,246,966,531.02
  5. Step 5: Solve for x
    x = 242,246,966,531.02/663,935.08
  6. Step 6: Final answer
    x = 364,865.44

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Half scale
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Double scale
Find fourth proportional to 663,936.08, 995,903.58 and 243,244.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.