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Finding the Fourth Proportional to 423,994.92, 585,100.80 and 233,008.08

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Solution

The fourth proportional to 423,994.92, 585,100.80 and 233,008.08 is: 321,544.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,994.92 : 585,100.80 = 233,008.08 : x
  2. Step 2: Convert to fraction form
    423,994.92/585,100.80 = 233,008.08/x
  3. Step 3: Cross multiply
    423,994.92x = 585,100.80 × 233,008.08
  4. Step 4: Simplify right side
    423,994.92x = 136,333,214,014.46
  5. Step 5: Solve for x
    x = 136,333,214,014.46/423,994.92
  6. Step 6: Final answer
    x = 321,544.45

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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.