Home / 866,440.41-1,300,299.18-411,033.07

Finding the Fourth Proportional to 866,440.41, 1,300,299.18 and 411,033.07

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Solution

The fourth proportional to 866,440.41, 1,300,299.18 and 411,033.07 is: 616,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,440.41 : 1,300,299.18 = 411,033.07 : x
  2. Step 2: Convert to fraction form
    866,440.41/1,300,299.18 = 411,033.07/x
  3. Step 3: Cross multiply
    866,440.41x = 1,300,299.18 × 411,033.07
  4. Step 4: Simplify right side
    866,440.41x = 534,465,963,873.88
  5. Step 5: Solve for x
    x = 534,465,963,873.88/866,440.41
  6. Step 6: Final answer
    x = 616,852.54

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Similar ratio
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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.