Home / 328,440.16-453,247.08-177,537.16

Finding the Fourth Proportional to 328,440.16, 453,247.08 and 177,537.16

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Solution

The fourth proportional to 328,440.16, 453,247.08 and 177,537.16 is: 245,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,440.16 : 453,247.08 = 177,537.16 : x
  2. Step 2: Convert to fraction form
    328,440.16/453,247.08 = 177,537.16/x
  3. Step 3: Cross multiply
    328,440.16x = 453,247.08 × 177,537.16
  4. Step 4: Simplify right side
    328,440.16x = 80,468,199,361.49
  5. Step 5: Solve for x
    x = 80,468,199,361.49/328,440.16
  6. Step 6: Final answer
    x = 245,001.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.