Home / 294,868.12-406,918.02-160,732.12

Finding the Fourth Proportional to 294,868.12, 406,918.02 and 160,732.12

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Solution

The fourth proportional to 294,868.12, 406,918.02 and 160,732.12 is: 221,810.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,868.12 : 406,918.02 = 160,732.12 : x
  2. Step 2: Convert to fraction form
    294,868.12/406,918.02 = 160,732.12/x
  3. Step 3: Cross multiply
    294,868.12x = 406,918.02 × 160,732.12
  4. Step 4: Simplify right side
    294,868.12x = 65,404,796,020.80
  5. Step 5: Solve for x
    x = 65,404,796,020.80/294,868.12
  6. Step 6: Final answer
    x = 221,810.33

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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.