Home / 328,926.39-453,776.90-193,001.91

Finding the Fourth Proportional to 328,926.39, 453,776.90 and 193,001.91

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Solution

The fourth proportional to 328,926.39, 453,776.90 and 193,001.91 is: 266,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,926.39 : 453,776.90 = 193,001.91 : x
  2. Step 2: Convert to fraction form
    328,926.39/453,776.90 = 193,001.91/x
  3. Step 3: Cross multiply
    328,926.39x = 453,776.90 × 193,001.91
  4. Step 4: Simplify right side
    328,926.39x = 87,579,807,448.87
  5. Step 5: Solve for x
    x = 87,579,807,448.87/328,926.39
  6. Step 6: Final answer
    x = 266,259.60

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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.