Home / 410,834.80-616,252.20-144,895.60

Finding the Fourth Proportional to 410,834.80, 616,252.20 and 144,895.60

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Solution

The fourth proportional to 410,834.80, 616,252.20 and 144,895.60 is: 217,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,834.80 : 616,252.20 = 144,895.60 : x
  2. Step 2: Convert to fraction form
    410,834.80/616,252.20 = 144,895.60/x
  3. Step 3: Cross multiply
    410,834.80x = 616,252.20 × 144,895.60
  4. Step 4: Simplify right side
    410,834.80x = 89,292,232,270.32
  5. Step 5: Solve for x
    x = 89,292,232,270.32/410,834.80
  6. Step 6: Final answer
    x = 217,343.40

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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.