Home / 980,962.80-1,470,666.60-537,730.80

Finding the Fourth Proportional to 980,962.80, 1,470,666.60 and 537,730.80

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Solution

The fourth proportional to 980,962.80, 1,470,666.60 and 537,730.80 is: 806,169.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,962.80 : 1,470,666.60 = 537,730.80 : x
  2. Step 2: Convert to fraction form
    980,962.80/1,470,666.60 = 537,730.80/x
  3. Step 3: Cross multiply
    980,962.80x = 1,470,666.60 × 537,730.80
  4. Step 4: Simplify right side
    980,962.80x = 790,822,727,351.28
  5. Step 5: Solve for x
    x = 790,822,727,351.28/980,962.80
  6. Step 6: Final answer
    x = 806,169.95

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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.