Home / 404,385.17-606,555.88-123,903.23

Finding the Fourth Proportional to 404,385.17, 606,555.88 and 123,903.23

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Solution

The fourth proportional to 404,385.17, 606,555.88 and 123,903.23 is: 185,848.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,385.17 : 606,555.88 = 123,903.23 : x
  2. Step 2: Convert to fraction form
    404,385.17/606,555.88 = 123,903.23/x
  3. Step 3: Cross multiply
    404,385.17x = 606,555.88 × 123,903.23
  4. Step 4: Simplify right side
    404,385.17x = 75,154,232,707.49
  5. Step 5: Solve for x
    x = 75,154,232,707.49/404,385.17
  6. Step 6: Final answer
    x = 185,848.14

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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.