Home / 459,114.57-633,569.45-255,163.05

Finding the Fourth Proportional to 459,114.57, 633,569.45 and 255,163.05

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Solution

The fourth proportional to 459,114.57, 633,569.45 and 255,163.05 is: 352,120.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,114.57 : 633,569.45 = 255,163.05 : x
  2. Step 2: Convert to fraction form
    459,114.57/633,569.45 = 255,163.05/x
  3. Step 3: Cross multiply
    459,114.57x = 633,569.45 × 255,163.05
  4. Step 4: Simplify right side
    459,114.57x = 161,663,511,973.01
  5. Step 5: Solve for x
    x = 161,663,511,973.01/459,114.57
  6. Step 6: Final answer
    x = 352,120.20

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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.