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Finding the Fourth Proportional to 434,797.86, 651,165.74 and 344,550.36

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Solution

The fourth proportional to 434,797.86, 651,165.74 and 344,550.36 is: 516,008.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,797.86 : 651,165.74 = 344,550.36 : x
  2. Step 2: Convert to fraction form
    434,797.86/651,165.74 = 344,550.36/x
  3. Step 3: Cross multiply
    434,797.86x = 651,165.74 × 344,550.36
  4. Step 4: Simplify right side
    434,797.86x = 224,359,390,136.67
  5. Step 5: Solve for x
    x = 224,359,390,136.67/434,797.86
  6. Step 6: Final answer
    x = 516,008.50

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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.