Home / 328,431.63-453,197.15-185,183.13

Finding the Fourth Proportional to 328,431.63, 453,197.15 and 185,183.13

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Solution

The fourth proportional to 328,431.63, 453,197.15 and 185,183.13 is: 255,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,431.63 : 453,197.15 = 185,183.13 : x
  2. Step 2: Convert to fraction form
    328,431.63/453,197.15 = 185,183.13/x
  3. Step 3: Cross multiply
    328,431.63x = 453,197.15 × 185,183.13
  4. Step 4: Simplify right side
    328,431.63x = 83,924,465,818.16
  5. Step 5: Solve for x
    x = 83,924,465,818.16/328,431.63
  6. Step 6: Final answer
    x = 255,531.01

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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.