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Finding the Fourth Proportional to 546,102.12, 753,624.36 and 304,399.98

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Solution

The fourth proportional to 546,102.12, 753,624.36 and 304,399.98 is: 420,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,102.12 : 753,624.36 = 304,399.98 : x
  2. Step 2: Convert to fraction form
    546,102.12/753,624.36 = 304,399.98/x
  3. Step 3: Cross multiply
    546,102.12x = 753,624.36 × 304,399.98
  4. Step 4: Simplify right side
    546,102.12x = 229,403,240,111.51
  5. Step 5: Solve for x
    x = 229,403,240,111.51/546,102.12
  6. Step 6: Final answer
    x = 420,073.89

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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.