Home / 431,018.13-594,225.25-301,782.76

Finding the Fourth Proportional to 431,018.13, 594,225.25 and 301,782.76

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Solution

The fourth proportional to 431,018.13, 594,225.25 and 301,782.76 is: 416,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,018.13 : 594,225.25 = 301,782.76 : x
  2. Step 2: Convert to fraction form
    431,018.13/594,225.25 = 301,782.76/x
  3. Step 3: Cross multiply
    431,018.13x = 594,225.25 × 301,782.76
  4. Step 4: Simplify right side
    431,018.13x = 179,326,936,006.69
  5. Step 5: Solve for x
    x = 179,326,936,006.69/431,018.13
  6. Step 6: Final answer
    x = 416,054.28

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Double scale
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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.