Home / 724,269.60-1,086,404.40-574,970.40

Finding the Fourth Proportional to 724,269.60, 1,086,404.40 and 574,970.40

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Solution

The fourth proportional to 724,269.60, 1,086,404.40 and 574,970.40 is: 862,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,269.60 : 1,086,404.40 = 574,970.40 : x
  2. Step 2: Convert to fraction form
    724,269.60/1,086,404.40 = 574,970.40/x
  3. Step 3: Cross multiply
    724,269.60x = 1,086,404.40 × 574,970.40
  4. Step 4: Simplify right side
    724,269.60x = 624,650,372,429.76
  5. Step 5: Solve for x
    x = 624,650,372,429.76/724,269.60
  6. Step 6: Final answer
    x = 862,455.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.