Home / 869,244.20-1,302,311.10-536,431.40

Finding the Fourth Proportional to 869,244.20, 1,302,311.10 and 536,431.40

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Solution

The fourth proportional to 869,244.20, 1,302,311.10 and 536,431.40 is: 803,687.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,244.20 : 1,302,311.10 = 536,431.40 : x
  2. Step 2: Convert to fraction form
    869,244.20/1,302,311.10 = 536,431.40/x
  3. Step 3: Cross multiply
    869,244.20x = 1,302,311.10 × 536,431.40
  4. Step 4: Simplify right side
    869,244.20x = 698,600,566,608.54
  5. Step 5: Solve for x
    x = 698,600,566,608.54/869,244.20
  6. Step 6: Final answer
    x = 803,687.35

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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.