Home / 701,046.40-1,051,569.60-619,945.60

Finding the Fourth Proportional to 701,046.40, 1,051,569.60 and 619,945.60

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Solution

The fourth proportional to 701,046.40, 1,051,569.60 and 619,945.60 is: 929,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,046.40 : 1,051,569.60 = 619,945.60 : x
  2. Step 2: Convert to fraction form
    701,046.40/1,051,569.60 = 619,945.60/x
  3. Step 3: Cross multiply
    701,046.40x = 1,051,569.60 × 619,945.60
  4. Step 4: Simplify right side
    701,046.40x = 651,915,946,613.76
  5. Step 5: Solve for x
    x = 651,915,946,613.76/701,046.40
  6. Step 6: Final answer
    x = 929,918.40

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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.