Home / 368,153.04-508,044.43-204,808.75

Finding the Fourth Proportional to 368,153.04, 508,044.43 and 204,808.75

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Solution

The fourth proportional to 368,153.04, 508,044.43 and 204,808.75 is: 282,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,153.04 : 508,044.43 = 204,808.75 : x
  2. Step 2: Convert to fraction form
    368,153.04/508,044.43 = 204,808.75/x
  3. Step 3: Cross multiply
    368,153.04x = 508,044.43 × 204,808.75
  4. Step 4: Simplify right side
    368,153.04x = 104,051,942,870.63
  5. Step 5: Solve for x
    x = 104,051,942,870.63/368,153.04
  6. Step 6: Final answer
    x = 282,632.31

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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.