Home / 263,570.54-363,455.48-225,456.26

Finding the Fourth Proportional to 263,570.54, 363,455.48 and 225,456.26

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Solution

The fourth proportional to 263,570.54, 363,455.48 and 225,456.26 is: 310,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,570.54 : 363,455.48 = 225,456.26 : x
  2. Step 2: Convert to fraction form
    263,570.54/363,455.48 = 225,456.26/x
  3. Step 3: Cross multiply
    263,570.54x = 363,455.48 × 225,456.26
  4. Step 4: Simplify right side
    263,570.54x = 81,943,312,070.02
  5. Step 5: Solve for x
    x = 81,943,312,070.02/263,570.54
  6. Step 6: Final answer
    x = 310,897.08

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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.