Home / 705,374.88-973,423.05-383,087.27

Finding the Fourth Proportional to 705,374.88, 973,423.05 and 383,087.27

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Solution

The fourth proportional to 705,374.88, 973,423.05 and 383,087.27 is: 528,663.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,374.88 : 973,423.05 = 383,087.27 : x
  2. Step 2: Convert to fraction form
    705,374.88/973,423.05 = 383,087.27/x
  3. Step 3: Cross multiply
    705,374.88x = 973,423.05 × 383,087.27
  4. Step 4: Simplify right side
    705,374.88x = 372,905,979,776.55
  5. Step 5: Solve for x
    x = 372,905,979,776.55/705,374.88
  6. Step 6: Final answer
    x = 528,663.54

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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.