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Finding the Fourth Proportional to 1,201,956, 1,802,654.12 and 562,700.76

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Solution

The fourth proportional to 1,201,956, 1,802,654.12 and 562,700.76 is: 843,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,956 : 1,802,654.12 = 562,700.76 : x
  2. Step 2: Convert to fraction form
    1,201,956/1,802,654.12 = 562,700.76/x
  3. Step 3: Cross multiply
    1,201,956x = 1,802,654.12 × 562,700.76
  4. Step 4: Simplify right side
    1,201,956x = 1,014,354,843,341.13
  5. Step 5: Solve for x
    x = 1,014,354,843,341.13/1,201,956
  6. Step 6: Final answer
    x = 843,920.11

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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.