Home / 699,640.14-1,044,003.68-624,242.10

Finding the Fourth Proportional to 699,640.14, 1,044,003.68 and 624,242.10

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Solution

The fourth proportional to 699,640.14, 1,044,003.68 and 624,242.10 is: 931,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,640.14 : 1,044,003.68 = 624,242.10 : x
  2. Step 2: Convert to fraction form
    699,640.14/1,044,003.68 = 624,242.10/x
  3. Step 3: Cross multiply
    699,640.14x = 1,044,003.68 × 624,242.10
  4. Step 4: Simplify right side
    699,640.14x = 651,711,049,610.93
  5. Step 5: Solve for x
    x = 651,711,049,610.93/699,640.14
  6. Step 6: Final answer
    x = 931,494.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.