Home / 649,086.12-972,307.26-529,569

Finding the Fourth Proportional to 649,086.12, 972,307.26 and 529,569

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Solution

The fourth proportional to 649,086.12, 972,307.26 and 529,569 is: 793,274.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,086.12 : 972,307.26 = 529,569 : x
  2. Step 2: Convert to fraction form
    649,086.12/972,307.26 = 529,569/x
  3. Step 3: Cross multiply
    649,086.12x = 972,307.26 × 529,569
  4. Step 4: Simplify right side
    649,086.12x = 514,903,783,370.94
  5. Step 5: Solve for x
    x = 514,903,783,370.94/649,086.12
  6. Step 6: Final answer
    x = 793,274.99

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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.