Home / 352,224.16-528,467.76-141,921.76

Finding the Fourth Proportional to 352,224.16, 528,467.76 and 141,921.76

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Solution

The fourth proportional to 352,224.16, 528,467.76 and 141,921.76 is: 212,935.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,224.16 : 528,467.76 = 141,921.76 : x
  2. Step 2: Convert to fraction form
    352,224.16/528,467.76 = 141,921.76/x
  3. Step 3: Cross multiply
    352,224.16x = 528,467.76 × 141,921.76
  4. Step 4: Simplify right side
    352,224.16x = 75,001,074,602.46
  5. Step 5: Solve for x
    x = 75,001,074,602.46/352,224.16
  6. Step 6: Final answer
    x = 212,935.63

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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.