Home / 340,007.91-469,196.10-187,036.40

Finding the Fourth Proportional to 340,007.91, 469,196.10 and 187,036.40

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Solution

The fourth proportional to 340,007.91, 469,196.10 and 187,036.40 is: 258,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,007.91 : 469,196.10 = 187,036.40 : x
  2. Step 2: Convert to fraction form
    340,007.91/469,196.10 = 187,036.40/x
  3. Step 3: Cross multiply
    340,007.91x = 469,196.10 × 187,036.40
  4. Step 4: Simplify right side
    340,007.91x = 87,756,747,092.06
  5. Step 5: Solve for x
    x = 87,756,747,092.06/340,007.91
  6. Step 6: Final answer
    x = 258,102.08

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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.