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Finding the Fourth Proportional to 607,068.84, 910,444.65 and 180,489.78

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Solution

The fourth proportional to 607,068.84, 910,444.65 and 180,489.78 is: 270,687.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,068.84 : 910,444.65 = 180,489.78 : x
  2. Step 2: Convert to fraction form
    607,068.84/910,444.65 = 180,489.78/x
  3. Step 3: Cross multiply
    607,068.84x = 910,444.65 × 180,489.78
  4. Step 4: Simplify right side
    607,068.84x = 164,325,953,903.84
  5. Step 5: Solve for x
    x = 164,325,953,903.84/607,068.84
  6. Step 6: Final answer
    x = 270,687.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.