Home / 828,555.80-1,240,209.30-650,096.60

Finding the Fourth Proportional to 828,555.80, 1,240,209.30 and 650,096.60

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Solution

The fourth proportional to 828,555.80, 1,240,209.30 and 650,096.60 is: 973,085.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,555.80 : 1,240,209.30 = 650,096.60 : x
  2. Step 2: Convert to fraction form
    828,555.80/1,240,209.30 = 650,096.60/x
  3. Step 3: Cross multiply
    828,555.80x = 1,240,209.30 × 650,096.60
  4. Step 4: Simplify right side
    828,555.80x = 806,255,849,218.38
  5. Step 5: Solve for x
    x = 806,255,849,218.38/828,555.80
  6. Step 6: Final answer
    x = 973,085.76

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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.