Home / 706,112.74-974,440.83-383,821.94

Finding the Fourth Proportional to 706,112.74, 974,440.83 and 383,821.94

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Solution

The fourth proportional to 706,112.74, 974,440.83 and 383,821.94 is: 529,677.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,112.74 : 974,440.83 = 383,821.94 : x
  2. Step 2: Convert to fraction form
    706,112.74/974,440.83 = 383,821.94/x
  3. Step 3: Cross multiply
    706,112.74x = 974,440.83 × 383,821.94
  4. Step 4: Simplify right side
    706,112.74x = 374,011,773,661.25
  5. Step 5: Solve for x
    x = 374,011,773,661.25/706,112.74
  6. Step 6: Final answer
    x = 529,677.13

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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.