Home / 731,816.84-1,098,355.82-507,334.91

Finding the Fourth Proportional to 731,816.84, 1,098,355.82 and 507,334.91

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Solution

The fourth proportional to 731,816.84, 1,098,355.82 and 507,334.91 is: 761,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,816.84 : 1,098,355.82 = 507,334.91 : x
  2. Step 2: Convert to fraction form
    731,816.84/1,098,355.82 = 507,334.91/x
  3. Step 3: Cross multiply
    731,816.84x = 1,098,355.82 × 507,334.91
  4. Step 4: Simplify right side
    731,816.84x = 557,234,251,139.98
  5. Step 5: Solve for x
    x = 557,234,251,139.98/731,816.84
  6. Step 6: Final answer
    x = 761,439.51

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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.