Home / 733,867.80-1,100,801.70-521,291.40

Finding the Fourth Proportional to 733,867.80, 1,100,801.70 and 521,291.40

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Solution

The fourth proportional to 733,867.80, 1,100,801.70 and 521,291.40 is: 781,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,867.80 : 1,100,801.70 = 521,291.40 : x
  2. Step 2: Convert to fraction form
    733,867.80/1,100,801.70 = 521,291.40/x
  3. Step 3: Cross multiply
    733,867.80x = 1,100,801.70 × 521,291.40
  4. Step 4: Simplify right side
    733,867.80x = 573,838,459,315.38
  5. Step 5: Solve for x
    x = 573,838,459,315.38/733,867.80
  6. Step 6: Final answer
    x = 781,937.10

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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.