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Finding the Fourth Proportional to 653,558.11, 901,994.76 and 367,078.19

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Solution

The fourth proportional to 653,558.11, 901,994.76 and 367,078.19 is: 506,615.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,558.11 : 901,994.76 = 367,078.19 : x
  2. Step 2: Convert to fraction form
    653,558.11/901,994.76 = 367,078.19/x
  3. Step 3: Cross multiply
    653,558.11x = 901,994.76 × 367,078.19
  4. Step 4: Simplify right side
    653,558.11x = 331,102,599,380.31
  5. Step 5: Solve for x
    x = 331,102,599,380.31/653,558.11
  6. Step 6: Final answer
    x = 506,615.40

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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.