Home / 620,845.64-933,060.90-577,743.26

Finding the Fourth Proportional to 620,845.64, 933,060.90 and 577,743.26

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Solution

The fourth proportional to 620,845.64, 933,060.90 and 577,743.26 is: 868,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,845.64 : 933,060.90 = 577,743.26 : x
  2. Step 2: Convert to fraction form
    620,845.64/933,060.90 = 577,743.26/x
  3. Step 3: Cross multiply
    620,845.64x = 933,060.90 × 577,743.26
  4. Step 4: Simplify right side
    620,845.64x = 539,069,643,255.82
  5. Step 5: Solve for x
    x = 539,069,643,255.82/620,845.64
  6. Step 6: Final answer
    x = 868,282.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.