Home / 434,180.70-651,277.77-153,501.66

Finding the Fourth Proportional to 434,180.70, 651,277.77 and 153,501.66

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Solution

The fourth proportional to 434,180.70, 651,277.77 and 153,501.66 is: 230,254.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,180.70 : 651,277.77 = 153,501.66 : x
  2. Step 2: Convert to fraction form
    434,180.70/651,277.77 = 153,501.66/x
  3. Step 3: Cross multiply
    434,180.70x = 651,277.77 × 153,501.66
  4. Step 4: Simplify right side
    434,180.70x = 99,972,218,816.10
  5. Step 5: Solve for x
    x = 99,972,218,816.10/434,180.70
  6. Step 6: Final answer
    x = 230,254.87

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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.