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Finding the Fourth Proportional to 702,308.08, 969,182.04 and 380,023.93

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Solution

The fourth proportional to 702,308.08, 969,182.04 and 380,023.93 is: 524,431.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,308.08 : 969,182.04 = 380,023.93 : x
  2. Step 2: Convert to fraction form
    702,308.08/969,182.04 = 380,023.93/x
  3. Step 3: Cross multiply
    702,308.08x = 969,182.04 × 380,023.93
  4. Step 4: Simplify right side
    702,308.08x = 368,312,367,726.22
  5. Step 5: Solve for x
    x = 368,312,367,726.22/702,308.08
  6. Step 6: Final answer
    x = 524,431.34

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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.