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Finding the Fourth Proportional to 444,688.92, 666,554.94 and 192,088.26

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Solution

The fourth proportional to 444,688.92, 666,554.94 and 192,088.26 is: 287,925.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,688.92 : 666,554.94 = 192,088.26 : x
  2. Step 2: Convert to fraction form
    444,688.92/666,554.94 = 192,088.26/x
  3. Step 3: Cross multiply
    444,688.92x = 666,554.94 × 192,088.26
  4. Step 4: Simplify right side
    444,688.92x = 128,037,378,619.00
  5. Step 5: Solve for x
    x = 128,037,378,619.00/444,688.92
  6. Step 6: Final answer
    x = 287,925.72

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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.