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Finding the Fourth Proportional to 432,776.04, 648,196.06 and 250,183.12

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Solution

The fourth proportional to 432,776.04, 648,196.06 and 250,183.12 is: 374,715.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,776.04 : 648,196.06 = 250,183.12 : x
  2. Step 2: Convert to fraction form
    432,776.04/648,196.06 = 250,183.12/x
  3. Step 3: Cross multiply
    432,776.04x = 648,196.06 × 250,183.12
  4. Step 4: Simplify right side
    432,776.04x = 162,167,712,662.51
  5. Step 5: Solve for x
    x = 162,167,712,662.51/432,776.04
  6. Step 6: Final answer
    x = 374,715.09

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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.