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Finding the Fourth Proportional to 296,416.60, 444,298.68 and 146,434.84

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Solution

The fourth proportional to 296,416.60, 444,298.68 and 146,434.84 is: 219,491.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,416.60 : 444,298.68 = 146,434.84 : x
  2. Step 2: Convert to fraction form
    296,416.60/444,298.68 = 146,434.84/x
  3. Step 3: Cross multiply
    296,416.60x = 444,298.68 × 146,434.84
  4. Step 4: Simplify right side
    296,416.60x = 65,060,806,118.01
  5. Step 5: Solve for x
    x = 65,060,806,118.01/296,416.60
  6. Step 6: Final answer
    x = 219,491.10

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1.5x scale

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.