Home / 663,983.04-995,974.08-243,291.84

Finding the Fourth Proportional to 663,983.04, 995,974.08 and 243,291.84

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Solution

The fourth proportional to 663,983.04, 995,974.08 and 243,291.84 is: 364,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,983.04 : 995,974.08 = 243,291.84 : x
  2. Step 2: Convert to fraction form
    663,983.04/995,974.08 = 243,291.84/x
  3. Step 3: Cross multiply
    663,983.04x = 995,974.08 × 243,291.84
  4. Step 4: Simplify right side
    663,983.04x = 242,312,366,515.51
  5. Step 5: Solve for x
    x = 242,312,366,515.51/663,983.04
  6. Step 6: Final answer
    x = 364,937.58

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.