Home / 757,702.98-1,045,765.56-451,799.04

Finding the Fourth Proportional to 757,702.98, 1,045,765.56 and 451,799.04

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Solution

The fourth proportional to 757,702.98, 1,045,765.56 and 451,799.04 is: 623,563.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,702.98 : 1,045,765.56 = 451,799.04 : x
  2. Step 2: Convert to fraction form
    757,702.98/1,045,765.56 = 451,799.04/x
  3. Step 3: Cross multiply
    757,702.98x = 1,045,765.56 × 451,799.04
  4. Step 4: Simplify right side
    757,702.98x = 472,475,876,073.06
  5. Step 5: Solve for x
    x = 472,475,876,073.06/757,702.98
  6. Step 6: Final answer
    x = 623,563.44

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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.