Home / 405,032.20-607,548.30-168,836.20

Finding the Fourth Proportional to 405,032.20, 607,548.30 and 168,836.20

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Solution

The fourth proportional to 405,032.20, 607,548.30 and 168,836.20 is: 253,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,032.20 : 607,548.30 = 168,836.20 : x
  2. Step 2: Convert to fraction form
    405,032.20/607,548.30 = 168,836.20/x
  3. Step 3: Cross multiply
    405,032.20x = 607,548.30 × 168,836.20
  4. Step 4: Simplify right side
    405,032.20x = 102,576,146,288.46
  5. Step 5: Solve for x
    x = 102,576,146,288.46/405,032.20
  6. Step 6: Final answer
    x = 253,254.30

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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.