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Finding the Fourth Proportional to 702,066.07, 968,850.07 and 379,775.17

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Solution

The fourth proportional to 702,066.07, 968,850.07 and 379,775.17 is: 524,089.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,066.07 : 968,850.07 = 379,775.17 : x
  2. Step 2: Convert to fraction form
    702,066.07/968,850.07 = 379,775.17/x
  3. Step 3: Cross multiply
    702,066.07x = 968,850.07 × 379,775.17
  4. Step 4: Simplify right side
    702,066.07x = 367,945,200,038.76
  5. Step 5: Solve for x
    x = 367,945,200,038.76/702,066.07
  6. Step 6: Final answer
    x = 524,089.14

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Similar ratio
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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.