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Finding the Fourth Proportional to 453,171.33, 625,454.73 and 262,289.97

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Solution

The fourth proportional to 453,171.33, 625,454.73 and 262,289.97 is: 362,005.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,171.33 : 625,454.73 = 262,289.97 : x
  2. Step 2: Convert to fraction form
    453,171.33/625,454.73 = 262,289.97/x
  3. Step 3: Cross multiply
    453,171.33x = 625,454.73 × 262,289.97
  4. Step 4: Simplify right side
    453,171.33x = 164,050,502,368.06
  5. Step 5: Solve for x
    x = 164,050,502,368.06/453,171.33
  6. Step 6: Final answer
    x = 362,005.47

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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.