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Finding the Fourth Proportional to 480,707.70, 663,349.61 and 262,873.14

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Solution

The fourth proportional to 480,707.70, 663,349.61 and 262,873.14 is: 362,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,707.70 : 663,349.61 = 262,873.14 : x
  2. Step 2: Convert to fraction form
    480,707.70/663,349.61 = 262,873.14/x
  3. Step 3: Cross multiply
    480,707.70x = 663,349.61 × 262,873.14
  4. Step 4: Simplify right side
    480,707.70x = 174,376,793,584.11
  5. Step 5: Solve for x
    x = 174,376,793,584.11/480,707.70
  6. Step 6: Final answer
    x = 362,750.16

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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.