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Finding the Fourth Proportional to 543,203.58, 749,598.72 and 301,496.34

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Solution

The fourth proportional to 543,203.58, 749,598.72 and 301,496.34 is: 416,052.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,203.58 : 749,598.72 = 301,496.34 : x
  2. Step 2: Convert to fraction form
    543,203.58/749,598.72 = 301,496.34/x
  3. Step 3: Cross multiply
    543,203.58x = 749,598.72 × 301,496.34
  4. Step 4: Simplify right side
    543,203.58x = 226,001,270,548.69
  5. Step 5: Solve for x
    x = 226,001,270,548.69/543,203.58
  6. Step 6: Final answer
    x = 416,052.62

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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.