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Finding the Fourth Proportional to 653,037.14, 901,165.20 and 362,663.68

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Solution

The fourth proportional to 653,037.14, 901,165.20 and 362,663.68 is: 500,461.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,037.14 : 901,165.20 = 362,663.68 : x
  2. Step 2: Convert to fraction form
    653,037.14/901,165.20 = 362,663.68/x
  3. Step 3: Cross multiply
    653,037.14x = 901,165.20 × 362,663.68
  4. Step 4: Simplify right side
    653,037.14x = 326,819,885,796.72
  5. Step 5: Solve for x
    x = 326,819,885,796.72/653,037.14
  6. Step 6: Final answer
    x = 500,461.41

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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.