Home / 706,123.50-974,452.64-383,834.62

Finding the Fourth Proportional to 706,123.50, 974,452.64 and 383,834.62

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Solution

The fourth proportional to 706,123.50, 974,452.64 and 383,834.62 is: 529,692.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,123.50 : 974,452.64 = 383,834.62 : x
  2. Step 2: Convert to fraction form
    706,123.50/974,452.64 = 383,834.62/x
  3. Step 3: Cross multiply
    706,123.50x = 974,452.64 × 383,834.62
  4. Step 4: Simplify right side
    706,123.50x = 374,028,658,782.40
  5. Step 5: Solve for x
    x = 374,028,658,782.40/706,123.50
  6. Step 6: Final answer
    x = 529,692.98

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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.