Home / 410,985.58-616,528.18-144,691.60

Finding the Fourth Proportional to 410,985.58, 616,528.18 and 144,691.60

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Solution

The fourth proportional to 410,985.58, 616,528.18 and 144,691.60 is: 217,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,985.58 : 616,528.18 = 144,691.60 : x
  2. Step 2: Convert to fraction form
    410,985.58/616,528.18 = 144,691.60/x
  3. Step 3: Cross multiply
    410,985.58x = 616,528.18 × 144,691.60
  4. Step 4: Simplify right side
    410,985.58x = 89,206,448,809.29
  5. Step 5: Solve for x
    x = 89,206,448,809.29/410,985.58
  6. Step 6: Final answer
    x = 217,054.94

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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.