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Finding the Fourth Proportional to 306,166.74, 459,459.08 and 106,485.13

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Solution

The fourth proportional to 306,166.74, 459,459.08 and 106,485.13 is: 159,800.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,166.74 : 459,459.08 = 106,485.13 : x
  2. Step 2: Convert to fraction form
    306,166.74/459,459.08 = 106,485.13/x
  3. Step 3: Cross multiply
    306,166.74x = 459,459.08 × 106,485.13
  4. Step 4: Simplify right side
    306,166.74x = 48,925,559,863.48
  5. Step 5: Solve for x
    x = 48,925,559,863.48/306,166.74
  6. Step 6: Final answer
    x = 159,800.37

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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.