Home / 341,410.32-471,036.60-190,478.16

Finding the Fourth Proportional to 341,410.32, 471,036.60 and 190,478.16

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Solution

The fourth proportional to 341,410.32, 471,036.60 and 190,478.16 is: 262,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,410.32 : 471,036.60 = 190,478.16 : x
  2. Step 2: Convert to fraction form
    341,410.32/471,036.60 = 190,478.16/x
  3. Step 3: Cross multiply
    341,410.32x = 471,036.60 × 190,478.16
  4. Step 4: Simplify right side
    341,410.32x = 89,722,184,860.66
  5. Step 5: Solve for x
    x = 89,722,184,860.66/341,410.32
  6. Step 6: Final answer
    x = 262,798.69

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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.