Home / 899,375.34-1,241,208.72-512,207.13

Finding the Fourth Proportional to 899,375.34, 1,241,208.72 and 512,207.13

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Solution

The fourth proportional to 899,375.34, 1,241,208.72 and 512,207.13 is: 706,886.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,375.34 : 1,241,208.72 = 512,207.13 : x
  2. Step 2: Convert to fraction form
    899,375.34/1,241,208.72 = 512,207.13/x
  3. Step 3: Cross multiply
    899,375.34x = 1,241,208.72 × 512,207.13
  4. Step 4: Simplify right side
    899,375.34x = 635,755,956,202.17
  5. Step 5: Solve for x
    x = 635,755,956,202.17/899,375.34
  6. Step 6: Final answer
    x = 706,886.13

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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.