Home / 980,624.80-1,470,159.60-537,392.80

Finding the Fourth Proportional to 980,624.80, 1,470,159.60 and 537,392.80

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Solution

The fourth proportional to 980,624.80, 1,470,159.60 and 537,392.80 is: 805,663.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,624.80 : 1,470,159.60 = 537,392.80 : x
  2. Step 2: Convert to fraction form
    980,624.80/1,470,159.60 = 537,392.80/x
  3. Step 3: Cross multiply
    980,624.80x = 1,470,159.60 × 537,392.80
  4. Step 4: Simplify right side
    980,624.80x = 790,053,183,890.88
  5. Step 5: Solve for x
    x = 790,053,183,890.88/980,624.80
  6. Step 6: Final answer
    x = 805,663.07

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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.