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Finding the Fourth Proportional to 702,292.58, 969,160.62 and 380,008.34

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Solution

The fourth proportional to 702,292.58, 969,160.62 and 380,008.34 is: 524,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,292.58 : 969,160.62 = 380,008.34 : x
  2. Step 2: Convert to fraction form
    702,292.58/969,160.62 = 380,008.34/x
  3. Step 3: Cross multiply
    702,292.58x = 969,160.62 × 380,008.34
  4. Step 4: Simplify right side
    702,292.58x = 368,289,118,399.57
  5. Step 5: Solve for x
    x = 368,289,118,399.57/702,292.58
  6. Step 6: Final answer
    x = 524,409.81

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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.