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Finding the Fourth Proportional to 706,381.88, 1,059,473 and 226,547.32

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Solution

The fourth proportional to 706,381.88, 1,059,473 and 226,547.32 is: 339,788.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,381.88 : 1,059,473 = 226,547.32 : x
  2. Step 2: Convert to fraction form
    706,381.88/1,059,473 = 226,547.32/x
  3. Step 3: Cross multiply
    706,381.88x = 1,059,473 × 226,547.32
  4. Step 4: Simplify right side
    706,381.88x = 240,020,763,465.00
  5. Step 5: Solve for x
    x = 240,020,763,465.00/706,381.88
  6. Step 6: Final answer
    x = 339,788.96

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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.