Home / 609,300.12-914,137.02-272,624.16

Finding the Fourth Proportional to 609,300.12, 914,137.02 and 272,624.16

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Solution

The fourth proportional to 609,300.12, 914,137.02 and 272,624.16 is: 409,019.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,300.12 : 914,137.02 = 272,624.16 : x
  2. Step 2: Convert to fraction form
    609,300.12/914,137.02 = 272,624.16/x
  3. Step 3: Cross multiply
    609,300.12x = 914,137.02 × 272,624.16
  4. Step 4: Simplify right side
    609,300.12x = 249,215,837,202.40
  5. Step 5: Solve for x
    x = 249,215,837,202.40/609,300.12
  6. Step 6: Final answer
    x = 409,019.84

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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.