Home / 440,077.05-607,308.30-249,127.38

Finding the Fourth Proportional to 440,077.05, 607,308.30 and 249,127.38

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Solution

The fourth proportional to 440,077.05, 607,308.30 and 249,127.38 is: 343,796.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,077.05 : 607,308.30 = 249,127.38 : x
  2. Step 2: Convert to fraction form
    440,077.05/607,308.30 = 249,127.38/x
  3. Step 3: Cross multiply
    440,077.05x = 607,308.30 × 249,127.38
  4. Step 4: Simplify right side
    440,077.05x = 151,297,125,631.25
  5. Step 5: Solve for x
    x = 151,297,125,631.25/440,077.05
  6. Step 6: Final answer
    x = 343,796.90

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1.5x scale

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.