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Finding the Fourth Proportional to 557,656.14, 836,482.53 and 158,297.25

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Solution

The fourth proportional to 557,656.14, 836,482.53 and 158,297.25 is: 237,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,656.14 : 836,482.53 = 158,297.25 : x
  2. Step 2: Convert to fraction form
    557,656.14/836,482.53 = 158,297.25/x
  3. Step 3: Cross multiply
    557,656.14x = 836,482.53 × 158,297.25
  4. Step 4: Simplify right side
    557,656.14x = 132,412,884,172.04
  5. Step 5: Solve for x
    x = 132,412,884,172.04/557,656.14
  6. Step 6: Final answer
    x = 237,445.40

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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.