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Finding the Fourth Proportional to 454,373.39, 627,037.71 and 260,765.66

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Solution

The fourth proportional to 454,373.39, 627,037.71 and 260,765.66 is: 359,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,373.39 : 627,037.71 = 260,765.66 : x
  2. Step 2: Convert to fraction form
    454,373.39/627,037.71 = 260,765.66/x
  3. Step 3: Cross multiply
    454,373.39x = 627,037.71 × 260,765.66
  4. Step 4: Simplify right side
    454,373.39x = 163,509,902,293.04
  5. Step 5: Solve for x
    x = 163,509,902,293.04/454,373.39
  6. Step 6: Final answer
    x = 359,858.01

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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.