Home / 705,812.06-974,026.80-383,522.15

Finding the Fourth Proportional to 705,812.06, 974,026.80 and 383,522.15

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Solution

The fourth proportional to 705,812.06, 974,026.80 and 383,522.15 is: 529,263.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,812.06 : 974,026.80 = 383,522.15 : x
  2. Step 2: Convert to fraction form
    705,812.06/974,026.80 = 383,522.15/x
  3. Step 3: Cross multiply
    705,812.06x = 974,026.80 × 383,522.15
  4. Step 4: Simplify right side
    705,812.06x = 373,560,854,928.69
  5. Step 5: Solve for x
    x = 373,560,854,928.69/705,812.06
  6. Step 6: Final answer
    x = 529,263.91

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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.