Home / 705,737.81-973,927.04-383,453.30

Finding the Fourth Proportional to 705,737.81, 973,927.04 and 383,453.30

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Solution

The fourth proportional to 705,737.81, 973,927.04 and 383,453.30 is: 529,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,737.81 : 973,927.04 = 383,453.30 : x
  2. Step 2: Convert to fraction form
    705,737.81/973,927.04 = 383,453.30/x
  3. Step 3: Cross multiply
    705,737.81x = 973,927.04 × 383,453.30
  4. Step 4: Simplify right side
    705,737.81x = 373,455,537,964.78
  5. Step 5: Solve for x
    x = 373,455,537,964.78/705,737.81
  6. Step 6: Final answer
    x = 529,170.37

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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.