Home / 476,154.03-657,100.62-261,314.10

Finding the Fourth Proportional to 476,154.03, 657,100.62 and 261,314.10

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Solution

The fourth proportional to 476,154.03, 657,100.62 and 261,314.10 is: 360,617.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,154.03 : 657,100.62 = 261,314.10 : x
  2. Step 2: Convert to fraction form
    476,154.03/657,100.62 = 261,314.10/x
  3. Step 3: Cross multiply
    476,154.03x = 657,100.62 × 261,314.10
  4. Step 4: Simplify right side
    476,154.03x = 171,709,657,124.74
  5. Step 5: Solve for x
    x = 171,709,657,124.74/476,154.03
  6. Step 6: Final answer
    x = 360,617.88

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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.