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Finding the Fourth Proportional to 380,656.96, 525,068.76 and 244,867.76

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Solution

The fourth proportional to 380,656.96, 525,068.76 and 244,867.76 is: 337,764.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,656.96 : 525,068.76 = 244,867.76 : x
  2. Step 2: Convert to fraction form
    380,656.96/525,068.76 = 244,867.76/x
  3. Step 3: Cross multiply
    380,656.96x = 525,068.76 × 244,867.76
  4. Step 4: Simplify right side
    380,656.96x = 128,572,411,107.18
  5. Step 5: Solve for x
    x = 128,572,411,107.18/380,656.96
  6. Step 6: Final answer
    x = 337,764.51

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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.