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Finding the Fourth Proportional to 575,912.93, 794,754.45 and 317,792.25

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Solution

The fourth proportional to 575,912.93, 794,754.45 and 317,792.25 is: 438,550.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,912.93 : 794,754.45 = 317,792.25 : x
  2. Step 2: Convert to fraction form
    575,912.93/794,754.45 = 317,792.25/x
  3. Step 3: Cross multiply
    575,912.93x = 794,754.45 × 317,792.25
  4. Step 4: Simplify right side
    575,912.93x = 252,566,804,863.01
  5. Step 5: Solve for x
    x = 252,566,804,863.01/575,912.93
  6. Step 6: Final answer
    x = 438,550.33

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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.