Home / 304,995.24-457,480.44-145,148.76

Finding the Fourth Proportional to 304,995.24, 457,480.44 and 145,148.76

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Solution

The fourth proportional to 304,995.24, 457,480.44 and 145,148.76 is: 217,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,995.24 : 457,480.44 = 145,148.76 : x
  2. Step 2: Convert to fraction form
    304,995.24/457,480.44 = 145,148.76/x
  3. Step 3: Cross multiply
    304,995.24x = 457,480.44 × 145,148.76
  4. Step 4: Simplify right side
    304,995.24x = 66,402,718,590.25
  5. Step 5: Solve for x
    x = 66,402,718,590.25/304,995.24
  6. Step 6: Final answer
    x = 217,717.23

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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.