Home / 918,593.24-1,377,622.02-357,494.36

Finding the Fourth Proportional to 918,593.24, 1,377,622.02 and 357,494.36

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Solution

The fourth proportional to 918,593.24, 1,377,622.02 and 357,494.36 is: 536,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,593.24 : 1,377,622.02 = 357,494.36 : x
  2. Step 2: Convert to fraction form
    918,593.24/1,377,622.02 = 357,494.36/x
  3. Step 3: Cross multiply
    918,593.24x = 1,377,622.02 × 357,494.36
  4. Step 4: Simplify right side
    918,593.24x = 492,492,102,361.81
  5. Step 5: Solve for x
    x = 492,492,102,361.81/918,593.24
  6. Step 6: Final answer
    x = 536,137.30

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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.