Home / 434,534.70-651,769.65-181,749.90

Finding the Fourth Proportional to 434,534.70, 651,769.65 and 181,749.90

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Solution

The fourth proportional to 434,534.70, 651,769.65 and 181,749.90 is: 272,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,534.70 : 651,769.65 = 181,749.90 : x
  2. Step 2: Convert to fraction form
    434,534.70/651,769.65 = 181,749.90/x
  3. Step 3: Cross multiply
    434,534.70x = 651,769.65 × 181,749.90
  4. Step 4: Simplify right side
    434,534.70x = 118,459,068,710.54
  5. Step 5: Solve for x
    x = 118,459,068,710.54/434,534.70
  6. Step 6: Final answer
    x = 272,611.30

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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.