Home / 985,391.60-1,359,836.71-532,682.60

Finding the Fourth Proportional to 985,391.60, 1,359,836.71 and 532,682.60

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Solution

The fourth proportional to 985,391.60, 1,359,836.71 and 532,682.60 is: 735,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,391.60 : 1,359,836.71 = 532,682.60 : x
  2. Step 2: Convert to fraction form
    985,391.60/1,359,836.71 = 532,682.60/x
  3. Step 3: Cross multiply
    985,391.60x = 1,359,836.71 × 532,682.60
  4. Step 4: Simplify right side
    985,391.60x = 724,361,346,127.36
  5. Step 5: Solve for x
    x = 724,361,346,127.36/985,391.60
  6. Step 6: Final answer
    x = 735,099.98

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1.5x scale

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.