Home / 410,848.80-616,273.20-144,909.60

Finding the Fourth Proportional to 410,848.80, 616,273.20 and 144,909.60

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Solution

The fourth proportional to 410,848.80, 616,273.20 and 144,909.60 is: 217,364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,848.80 : 616,273.20 = 144,909.60 : x
  2. Step 2: Convert to fraction form
    410,848.80/616,273.20 = 144,909.60/x
  3. Step 3: Cross multiply
    410,848.80x = 616,273.20 × 144,909.60
  4. Step 4: Simplify right side
    410,848.80x = 89,303,902,902.72
  5. Step 5: Solve for x
    x = 89,303,902,902.72/410,848.80
  6. Step 6: Final answer
    x = 217,364.40

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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.