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Finding the Fourth Proportional to 493,159.88, 739,973.83 and 341,590.03

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Solution

The fourth proportional to 493,159.88, 739,973.83 and 341,590.03 is: 512,547.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,159.88 : 739,973.83 = 341,590.03 : x
  2. Step 2: Convert to fraction form
    493,159.88/739,973.83 = 341,590.03/x
  3. Step 3: Cross multiply
    493,159.88x = 739,973.83 × 341,590.03
  4. Step 4: Simplify right side
    493,159.88x = 252,767,679,089.05
  5. Step 5: Solve for x
    x = 252,767,679,089.05/493,159.88
  6. Step 6: Final answer
    x = 512,547.13

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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.