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Finding the Fourth Proportional to 344,188.02, 516,104.76 and 154,485.76

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Solution

The fourth proportional to 344,188.02, 516,104.76 and 154,485.76 is: 231,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,188.02 : 516,104.76 = 154,485.76 : x
  2. Step 2: Convert to fraction form
    344,188.02/516,104.76 = 154,485.76/x
  3. Step 3: Cross multiply
    344,188.02x = 516,104.76 × 154,485.76
  4. Step 4: Simplify right side
    344,188.02x = 79,730,836,088.22
  5. Step 5: Solve for x
    x = 79,730,836,088.22/344,188.02
  6. Step 6: Final answer
    x = 231,649.07

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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.