Home / 545,724.70-753,155.49-304,046.62

Finding the Fourth Proportional to 545,724.70, 753,155.49 and 304,046.62

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Solution

The fourth proportional to 545,724.70, 753,155.49 and 304,046.62 is: 419,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,724.70 : 753,155.49 = 304,046.62 : x
  2. Step 2: Convert to fraction form
    545,724.70/753,155.49 = 304,046.62/x
  3. Step 3: Cross multiply
    545,724.70x = 753,155.49 × 304,046.62
  4. Step 4: Simplify right side
    545,724.70x = 228,994,381,068.94
  5. Step 5: Solve for x
    x = 228,994,381,068.94/545,724.70
  6. Step 6: Final answer
    x = 419,615.20

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1.5x scale

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.