Home / 346,306.16-477,866.09-201,083.56

Finding the Fourth Proportional to 346,306.16, 477,866.09 and 201,083.56

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Solution

The fourth proportional to 346,306.16, 477,866.09 and 201,083.56 is: 277,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,306.16 : 477,866.09 = 201,083.56 : x
  2. Step 2: Convert to fraction form
    346,306.16/477,866.09 = 201,083.56/x
  3. Step 3: Cross multiply
    346,306.16x = 477,866.09 × 201,083.56
  4. Step 4: Simplify right side
    346,306.16x = 96,091,013,888.52
  5. Step 5: Solve for x
    x = 96,091,013,888.52/346,306.16
  6. Step 6: Final answer
    x = 277,474.17

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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.