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Finding the Fourth Proportional to 475,606.30, 656,336.49 and 260,741.74

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Solution

The fourth proportional to 475,606.30, 656,336.49 and 260,741.74 is: 359,823.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,606.30 : 656,336.49 = 260,741.74 : x
  2. Step 2: Convert to fraction form
    475,606.30/656,336.49 = 260,741.74/x
  3. Step 3: Cross multiply
    475,606.30x = 656,336.49 × 260,741.74
  4. Step 4: Simplify right side
    475,606.30x = 171,134,318,428.09
  5. Step 5: Solve for x
    x = 171,134,318,428.09/475,606.30
  6. Step 6: Final answer
    x = 359,823.49

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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.