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Finding the Fourth Proportional to 653,150.94, 901,298.53 and 366,615.66

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Solution

The fourth proportional to 653,150.94, 901,298.53 and 366,615.66 is: 505,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,150.94 : 901,298.53 = 366,615.66 : x
  2. Step 2: Convert to fraction form
    653,150.94/901,298.53 = 366,615.66/x
  3. Step 3: Cross multiply
    653,150.94x = 901,298.53 × 366,615.66
  4. Step 4: Simplify right side
    653,150.94x = 330,430,155,432.98
  5. Step 5: Solve for x
    x = 330,430,155,432.98/653,150.94
  6. Step 6: Final answer
    x = 505,901.68

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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.