Home / 440,155.18-607,419.03-249,164.38

Finding the Fourth Proportional to 440,155.18, 607,419.03 and 249,164.38

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Solution

The fourth proportional to 440,155.18, 607,419.03 and 249,164.38 is: 343,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,155.18 : 607,419.03 = 249,164.38 : x
  2. Step 2: Convert to fraction form
    440,155.18/607,419.03 = 249,164.38/x
  3. Step 3: Cross multiply
    440,155.18x = 607,419.03 × 249,164.38
  4. Step 4: Simplify right side
    440,155.18x = 151,347,186,010.15
  5. Step 5: Solve for x
    x = 151,347,186,010.15/440,155.18
  6. Step 6: Final answer
    x = 343,849.61

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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.