Home / 304,853.40-457,539.30-136,632.60

Finding the Fourth Proportional to 304,853.40, 457,539.30 and 136,632.60

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Solution

The fourth proportional to 304,853.40, 457,539.30 and 136,632.60 is: 205,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,853.40 : 457,539.30 = 136,632.60 : x
  2. Step 2: Convert to fraction form
    304,853.40/457,539.30 = 136,632.60/x
  3. Step 3: Cross multiply
    304,853.40x = 457,539.30 × 136,632.60
  4. Step 4: Simplify right side
    304,853.40x = 62,514,784,161.18
  5. Step 5: Solve for x
    x = 62,514,784,161.18/304,853.40
  6. Step 6: Final answer
    x = 205,065.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.