Home / 1,007,626.20-1,510,127.10-408,096.60

Finding the Fourth Proportional to 1,007,626.20, 1,510,127.10 and 408,096.60

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Solution

The fourth proportional to 1,007,626.20, 1,510,127.10 and 408,096.60 is: 611,613.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,626.20 : 1,510,127.10 = 408,096.60 : x
  2. Step 2: Convert to fraction form
    1,007,626.20/1,510,127.10 = 408,096.60/x
  3. Step 3: Cross multiply
    1,007,626.20x = 1,510,127.10 × 408,096.60
  4. Step 4: Simplify right side
    1,007,626.20x = 616,277,735,077.86
  5. Step 5: Solve for x
    x = 616,277,735,077.86/1,007,626.20
  6. Step 6: Final answer
    x = 611,613.45

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1.5x scale

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.