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Finding the Fourth Proportional to 468,459.72, 702,544.59 and 168,901.74

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Solution

The fourth proportional to 468,459.72, 702,544.59 and 168,901.74 is: 253,300.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,459.72 : 702,544.59 = 168,901.74 : x
  2. Step 2: Convert to fraction form
    468,459.72/702,544.59 = 168,901.74/x
  3. Step 3: Cross multiply
    468,459.72x = 702,544.59 × 168,901.74
  4. Step 4: Simplify right side
    468,459.72x = 118,661,003,678.59
  5. Step 5: Solve for x
    x = 118,661,003,678.59/468,459.72
  6. Step 6: Final answer
    x = 253,300.33

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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.