Home / 980,673.80-1,470,233.10-537,441.80

Finding the Fourth Proportional to 980,673.80, 1,470,233.10 and 537,441.80

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Solution

The fourth proportional to 980,673.80, 1,470,233.10 and 537,441.80 is: 805,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,673.80 : 1,470,233.10 = 537,441.80 : x
  2. Step 2: Convert to fraction form
    980,673.80/1,470,233.10 = 537,441.80/x
  3. Step 3: Cross multiply
    980,673.80x = 1,470,233.10 × 537,441.80
  4. Step 4: Simplify right side
    980,673.80x = 790,164,723,683.58
  5. Step 5: Solve for x
    x = 790,164,723,683.58/980,673.80
  6. Step 6: Final answer
    x = 805,736.55

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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.