Home / 556,273.90-829,734.44-505,190.31

Finding the Fourth Proportional to 556,273.90, 829,734.44 and 505,190.31

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Solution

The fourth proportional to 556,273.90, 829,734.44 and 505,190.31 is: 753,538.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,273.90 : 829,734.44 = 505,190.31 : x
  2. Step 2: Convert to fraction form
    556,273.90/829,734.44 = 505,190.31/x
  3. Step 3: Cross multiply
    556,273.90x = 829,734.44 × 505,190.31
  4. Step 4: Simplify right side
    556,273.90x = 419,173,798,961.28
  5. Step 5: Solve for x
    x = 419,173,798,961.28/556,273.90
  6. Step 6: Final answer
    x = 753,538.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.