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Finding the Fourth Proportional to 833,603.54, 1,150,374.02 and 451,630.32

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Solution

The fourth proportional to 833,603.54, 1,150,374.02 and 451,630.32 is: 623,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,603.54 : 1,150,374.02 = 451,630.32 : x
  2. Step 2: Convert to fraction form
    833,603.54/1,150,374.02 = 451,630.32/x
  3. Step 3: Cross multiply
    833,603.54x = 1,150,374.02 × 451,630.32
  4. Step 4: Simplify right side
    833,603.54x = 519,543,786,772.29
  5. Step 5: Solve for x
    x = 519,543,786,772.29/833,603.54
  6. Step 6: Final answer
    x = 623,250.46

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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.