Home / 581,524.40-802,385.88-339,760.28

Finding the Fourth Proportional to 581,524.40, 802,385.88 and 339,760.28

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Solution

The fourth proportional to 581,524.40, 802,385.88 and 339,760.28 is: 468,800.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,524.40 : 802,385.88 = 339,760.28 : x
  2. Step 2: Convert to fraction form
    581,524.40/802,385.88 = 339,760.28/x
  3. Step 3: Cross multiply
    581,524.40x = 802,385.88 × 339,760.28
  4. Step 4: Simplify right side
    581,524.40x = 272,618,851,256.85
  5. Step 5: Solve for x
    x = 272,618,851,256.85/581,524.40
  6. Step 6: Final answer
    x = 468,800.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.