Home / 706,056.81-1,059,154.52-200,641.11

Finding the Fourth Proportional to 706,056.81, 1,059,154.52 and 200,641.11

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Solution

The fourth proportional to 706,056.81, 1,059,154.52 and 200,641.11 is: 300,981.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,056.81 : 1,059,154.52 = 200,641.11 : x
  2. Step 2: Convert to fraction form
    706,056.81/1,059,154.52 = 200,641.11/x
  3. Step 3: Cross multiply
    706,056.81x = 1,059,154.52 × 200,641.11
  4. Step 4: Simplify right side
    706,056.81x = 212,509,937,551.11
  5. Step 5: Solve for x
    x = 212,509,937,551.11/706,056.81
  6. Step 6: Final answer
    x = 300,981.36

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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.