Home / 969,969.84-1,338,505.20-534,301.80

Finding the Fourth Proportional to 969,969.84, 1,338,505.20 and 534,301.80

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Solution

The fourth proportional to 969,969.84, 1,338,505.20 and 534,301.80 is: 737,307.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,969.84 : 1,338,505.20 = 534,301.80 : x
  2. Step 2: Convert to fraction form
    969,969.84/1,338,505.20 = 534,301.80/x
  3. Step 3: Cross multiply
    969,969.84x = 1,338,505.20 × 534,301.80
  4. Step 4: Simplify right side
    969,969.84x = 715,165,737,669.36
  5. Step 5: Solve for x
    x = 715,165,737,669.36/969,969.84
  6. Step 6: Final answer
    x = 737,307.19

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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.