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Finding the Fourth Proportional to 559,449.64, 772,095.90 and 341,646.04

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Solution

The fourth proportional to 559,449.64, 772,095.90 and 341,646.04 is: 471,505.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,449.64 : 772,095.90 = 341,646.04 : x
  2. Step 2: Convert to fraction form
    559,449.64/772,095.90 = 341,646.04/x
  3. Step 3: Cross multiply
    559,449.64x = 772,095.90 × 341,646.04
  4. Step 4: Simplify right side
    559,449.64x = 263,783,506,735.24
  5. Step 5: Solve for x
    x = 263,783,506,735.24/559,449.64
  6. Step 6: Final answer
    x = 471,505.37

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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.