Home / 651,571.10-977,065.05-296,402.30

Finding the Fourth Proportional to 651,571.10, 977,065.05 and 296,402.30

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Solution

The fourth proportional to 651,571.10, 977,065.05 and 296,402.30 is: 444,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,571.10 : 977,065.05 = 296,402.30 : x
  2. Step 2: Convert to fraction form
    651,571.10/977,065.05 = 296,402.30/x
  3. Step 3: Cross multiply
    651,571.10x = 977,065.05 × 296,402.30
  4. Step 4: Simplify right side
    651,571.10x = 289,604,328,069.62
  5. Step 5: Solve for x
    x = 289,604,328,069.62/651,571.10
  6. Step 6: Final answer
    x = 444,470.80

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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.