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Finding the Fourth Proportional to 306,097.02, 456,830.82 and 298,125.39

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Solution

The fourth proportional to 306,097.02, 456,830.82 and 298,125.39 is: 444,933.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,097.02 : 456,830.82 = 298,125.39 : x
  2. Step 2: Convert to fraction form
    306,097.02/456,830.82 = 298,125.39/x
  3. Step 3: Cross multiply
    306,097.02x = 456,830.82 × 298,125.39
  4. Step 4: Simplify right side
    306,097.02x = 136,192,866,376.52
  5. Step 5: Solve for x
    x = 136,192,866,376.52/306,097.02
  6. Step 6: Final answer
    x = 444,933.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.