Home / 607,219.18-838,033.54-505,064.41

Finding the Fourth Proportional to 607,219.18, 838,033.54 and 505,064.41

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Solution

The fourth proportional to 607,219.18, 838,033.54 and 505,064.41 is: 697,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,219.18 : 838,033.54 = 505,064.41 : x
  2. Step 2: Convert to fraction form
    607,219.18/838,033.54 = 505,064.41/x
  3. Step 3: Cross multiply
    607,219.18x = 838,033.54 × 505,064.41
  4. Step 4: Simplify right side
    607,219.18x = 423,260,912,082.57
  5. Step 5: Solve for x
    x = 423,260,912,082.57/607,219.18
  6. Step 6: Final answer
    x = 697,048.00

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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.