Home / 292,268.04-403,608.45-276,346.45

Finding the Fourth Proportional to 292,268.04, 403,608.45 and 276,346.45

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Solution

The fourth proportional to 292,268.04, 403,608.45 and 276,346.45 is: 381,621.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,268.04 : 403,608.45 = 276,346.45 : x
  2. Step 2: Convert to fraction form
    292,268.04/403,608.45 = 276,346.45/x
  3. Step 3: Cross multiply
    292,268.04x = 403,608.45 × 276,346.45
  4. Step 4: Simplify right side
    292,268.04x = 111,535,763,888.31
  5. Step 5: Solve for x
    x = 111,535,763,888.31/292,268.04
  6. Step 6: Final answer
    x = 381,621.49

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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.