Home / 964,430.75-1,330,989.67-534,794.60

Finding the Fourth Proportional to 964,430.75, 1,330,989.67 and 534,794.60

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Solution

The fourth proportional to 964,430.75, 1,330,989.67 and 534,794.60 is: 738,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,430.75 : 1,330,989.67 = 534,794.60 : x
  2. Step 2: Convert to fraction form
    964,430.75/1,330,989.67 = 534,794.60/x
  3. Step 3: Cross multiply
    964,430.75x = 1,330,989.67 × 534,794.60
  4. Step 4: Simplify right side
    964,430.75x = 711,806,092,167.75
  5. Step 5: Solve for x
    x = 711,806,092,167.75/964,430.75
  6. Step 6: Final answer
    x = 738,058.27

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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.