Home / 440,358.03-607,683.76-259,081.62

Finding the Fourth Proportional to 440,358.03, 607,683.76 and 259,081.62

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Solution

The fourth proportional to 440,358.03, 607,683.76 and 259,081.62 is: 357,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,358.03 : 607,683.76 = 259,081.62 : x
  2. Step 2: Convert to fraction form
    440,358.03/607,683.76 = 259,081.62/x
  3. Step 3: Cross multiply
    440,358.03x = 607,683.76 × 259,081.62
  4. Step 4: Simplify right side
    440,358.03x = 157,439,692,988.49
  5. Step 5: Solve for x
    x = 157,439,692,988.49/440,358.03
  6. Step 6: Final answer
    x = 357,526.56

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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.