Home / 336,948.80-505,254.16-112,230.24

Finding the Fourth Proportional to 336,948.80, 505,254.16 and 112,230.24

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Solution

The fourth proportional to 336,948.80, 505,254.16 and 112,230.24 is: 168,289.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,948.80 : 505,254.16 = 112,230.24 : x
  2. Step 2: Convert to fraction form
    336,948.80/505,254.16 = 112,230.24/x
  3. Step 3: Cross multiply
    336,948.80x = 505,254.16 × 112,230.24
  4. Step 4: Simplify right side
    336,948.80x = 56,704,795,637.80
  5. Step 5: Solve for x
    x = 56,704,795,637.80/336,948.80
  6. Step 6: Final answer
    x = 168,289.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.