Home / 345,944.32-477,402.88-186,968.32

Finding the Fourth Proportional to 345,944.32, 477,402.88 and 186,968.32

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Solution

The fourth proportional to 345,944.32, 477,402.88 and 186,968.32 is: 258,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,944.32 : 477,402.88 = 186,968.32 : x
  2. Step 2: Convert to fraction form
    345,944.32/477,402.88 = 186,968.32/x
  3. Step 3: Cross multiply
    345,944.32x = 477,402.88 × 186,968.32
  4. Step 4: Simplify right side
    345,944.32x = 89,259,214,436.76
  5. Step 5: Solve for x
    x = 89,259,214,436.76/345,944.32
  6. Step 6: Final answer
    x = 258,016.13

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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.