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Finding the Fourth Proportional to 632,535.32, 873,430.62 and 451,801.64

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Solution

The fourth proportional to 632,535.32, 873,430.62 and 451,801.64 is: 623,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,535.32 : 873,430.62 = 451,801.64 : x
  2. Step 2: Convert to fraction form
    632,535.32/873,430.62 = 451,801.64/x
  3. Step 3: Cross multiply
    632,535.32x = 873,430.62 × 451,801.64
  4. Step 4: Simplify right side
    632,535.32x = 394,617,386,542.22
  5. Step 5: Solve for x
    x = 394,617,386,542.22/632,535.32
  6. Step 6: Final answer
    x = 623,866.17

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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.