Home / 328,926.16-453,918.16-178,023.20

Finding the Fourth Proportional to 328,926.16, 453,918.16 and 178,023.20

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Solution

The fourth proportional to 328,926.16, 453,918.16 and 178,023.20 is: 245,672.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,926.16 : 453,918.16 = 178,023.20 : x
  2. Step 2: Convert to fraction form
    328,926.16/453,918.16 = 178,023.20/x
  3. Step 3: Cross multiply
    328,926.16x = 453,918.16 × 178,023.20
  4. Step 4: Simplify right side
    328,926.16x = 80,807,963,381.31
  5. Step 5: Solve for x
    x = 80,807,963,381.31/328,926.16
  6. Step 6: Final answer
    x = 245,672.05

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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.