Home / 769,732.60-1,154,598.90-570,934.30

Finding the Fourth Proportional to 769,732.60, 1,154,598.90 and 570,934.30

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Solution

The fourth proportional to 769,732.60, 1,154,598.90 and 570,934.30 is: 856,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,732.60 : 1,154,598.90 = 570,934.30 : x
  2. Step 2: Convert to fraction form
    769,732.60/1,154,598.90 = 570,934.30/x
  3. Step 3: Cross multiply
    769,732.60x = 1,154,598.90 × 570,934.30
  4. Step 4: Simplify right side
    769,732.60x = 659,200,114,752.27
  5. Step 5: Solve for x
    x = 659,200,114,752.27/769,732.60
  6. Step 6: Final answer
    x = 856,401.45

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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.