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Finding the Fourth Proportional to 608,457.42, 912,708.91 and 181,998.80

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Solution

The fourth proportional to 608,457.42, 912,708.91 and 181,998.80 is: 273,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,457.42 : 912,708.91 = 181,998.80 : x
  2. Step 2: Convert to fraction form
    608,457.42/912,708.91 = 181,998.80/x
  3. Step 3: Cross multiply
    608,457.42x = 912,708.91 × 181,998.80
  4. Step 4: Simplify right side
    608,457.42x = 166,111,925,455.92
  5. Step 5: Solve for x
    x = 166,111,925,455.92/608,457.42
  6. Step 6: Final answer
    x = 273,005.01

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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.