Home / 316,310.04-436,513.32-173,082.60

Finding the Fourth Proportional to 316,310.04, 436,513.32 and 173,082.60

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Solution

The fourth proportional to 316,310.04, 436,513.32 and 173,082.60 is: 238,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,310.04 : 436,513.32 = 173,082.60 : x
  2. Step 2: Convert to fraction form
    316,310.04/436,513.32 = 173,082.60/x
  3. Step 3: Cross multiply
    316,310.04x = 436,513.32 × 173,082.60
  4. Step 4: Simplify right side
    316,310.04x = 75,552,860,360.23
  5. Step 5: Solve for x
    x = 75,552,860,360.23/316,310.04
  6. Step 6: Final answer
    x = 238,856.98

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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.