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Finding the Fourth Proportional to 409,924.02, 610,810.85 and 365,207.16

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Solution

The fourth proportional to 409,924.02, 610,810.85 and 365,207.16 is: 544,180.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,924.02 : 610,810.85 = 365,207.16 : x
  2. Step 2: Convert to fraction form
    409,924.02/610,810.85 = 365,207.16/x
  3. Step 3: Cross multiply
    409,924.02x = 610,810.85 × 365,207.16
  4. Step 4: Simplify right side
    409,924.02x = 223,072,493,999.65
  5. Step 5: Solve for x
    x = 223,072,493,999.65/409,924.02
  6. Step 6: Final answer
    x = 544,180.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.