Home / 554,972.46-830,053.50-326,724.15

Finding the Fourth Proportional to 554,972.46, 830,053.50 and 326,724.15

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Solution

The fourth proportional to 554,972.46, 830,053.50 and 326,724.15 is: 488,670.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,972.46 : 830,053.50 = 326,724.15 : x
  2. Step 2: Convert to fraction form
    554,972.46/830,053.50 = 326,724.15/x
  3. Step 3: Cross multiply
    554,972.46x = 830,053.50 × 326,724.15
  4. Step 4: Simplify right side
    554,972.46x = 271,198,524,242.03
  5. Step 5: Solve for x
    x = 271,198,524,242.03/554,972.46
  6. Step 6: Final answer
    x = 488,670.24

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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.