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Finding the Fourth Proportional to 556,054.64, 833,781.96 and 300,024.32

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Solution

The fourth proportional to 556,054.64, 833,781.96 and 300,024.32 is: 449,874.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,054.64 : 833,781.96 = 300,024.32 : x
  2. Step 2: Convert to fraction form
    556,054.64/833,781.96 = 300,024.32/x
  3. Step 3: Cross multiply
    556,054.64x = 833,781.96 × 300,024.32
  4. Step 4: Simplify right side
    556,054.64x = 250,154,865,577.27
  5. Step 5: Solve for x
    x = 250,154,865,577.27/556,054.64
  6. Step 6: Final answer
    x = 449,874.61

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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.