Home / 653,736.78-902,151.36-367,250.76

Finding the Fourth Proportional to 653,736.78, 902,151.36 and 367,250.76

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Solution

The fourth proportional to 653,736.78, 902,151.36 and 367,250.76 is: 506,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,736.78 : 902,151.36 = 367,250.76 : x
  2. Step 2: Convert to fraction form
    653,736.78/902,151.36 = 367,250.76/x
  3. Step 3: Cross multiply
    653,736.78x = 902,151.36 × 367,250.76
  4. Step 4: Simplify right side
    653,736.78x = 331,315,772,595.03
  5. Step 5: Solve for x
    x = 331,315,772,595.03/653,736.78
  6. Step 6: Final answer
    x = 506,803.02

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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.