Home / 705,989.23-974,265.24-383,699.32

Finding the Fourth Proportional to 705,989.23, 974,265.24 and 383,699.32

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Solution

The fourth proportional to 705,989.23, 974,265.24 and 383,699.32 is: 529,505.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,989.23 : 974,265.24 = 383,699.32 : x
  2. Step 2: Convert to fraction form
    705,989.23/974,265.24 = 383,699.32/x
  3. Step 3: Cross multiply
    705,989.23x = 974,265.24 × 383,699.32
  4. Step 4: Simplify right side
    705,989.23x = 373,824,910,087.64
  5. Step 5: Solve for x
    x = 373,824,910,087.64/705,989.23
  6. Step 6: Final answer
    x = 529,505.12

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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.