Home / 370,219.80-510,521.46-316,682.04

Finding the Fourth Proportional to 370,219.80, 510,521.46 and 316,682.04

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Solution

The fourth proportional to 370,219.80, 510,521.46 and 316,682.04 is: 436,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,219.80 : 510,521.46 = 316,682.04 : x
  2. Step 2: Convert to fraction form
    370,219.80/510,521.46 = 316,682.04/x
  3. Step 3: Cross multiply
    370,219.80x = 510,521.46 × 316,682.04
  4. Step 4: Simplify right side
    370,219.80x = 161,672,977,416.58
  5. Step 5: Solve for x
    x = 161,672,977,416.58/370,219.80
  6. Step 6: Final answer
    x = 436,694.57

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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.