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Finding the Fourth Proportional to 445,703.19, 615,066.81 and 241,753.59

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Solution

The fourth proportional to 445,703.19, 615,066.81 and 241,753.59 is: 333,618.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,703.19 : 615,066.81 = 241,753.59 : x
  2. Step 2: Convert to fraction form
    445,703.19/615,066.81 = 241,753.59/x
  3. Step 3: Cross multiply
    445,703.19x = 615,066.81 × 241,753.59
  4. Step 4: Simplify right side
    445,703.19x = 148,694,609,407.35
  5. Step 5: Solve for x
    x = 148,694,609,407.35/445,703.19
  6. Step 6: Final answer
    x = 333,618.01

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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.