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Finding the Fourth Proportional to 303,284.77, 454,985.47 and 116,281.69

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Solution

The fourth proportional to 303,284.77, 454,985.47 and 116,281.69 is: 174,444.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,284.77 : 454,985.47 = 116,281.69 : x
  2. Step 2: Convert to fraction form
    303,284.77/454,985.47 = 116,281.69/x
  3. Step 3: Cross multiply
    303,284.77x = 454,985.47 × 116,281.69
  4. Step 4: Simplify right side
    303,284.77x = 52,906,478,384.93
  5. Step 5: Solve for x
    x = 52,906,478,384.93/303,284.77
  6. Step 6: Final answer
    x = 174,444.89

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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.