Home / 345,334.32-476,498.16-192,368.76

Finding the Fourth Proportional to 345,334.32, 476,498.16 and 192,368.76

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Solution

The fourth proportional to 345,334.32, 476,498.16 and 192,368.76 is: 265,433.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,334.32 : 476,498.16 = 192,368.76 : x
  2. Step 2: Convert to fraction form
    345,334.32/476,498.16 = 192,368.76/x
  3. Step 3: Cross multiply
    345,334.32x = 476,498.16 × 192,368.76
  4. Step 4: Simplify right side
    345,334.32x = 91,663,360,181.48
  5. Step 5: Solve for x
    x = 91,663,360,181.48/345,334.32
  6. Step 6: Final answer
    x = 265,433.68

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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.