Home / 450,009.20-621,013.26-246,061.04

Finding the Fourth Proportional to 450,009.20, 621,013.26 and 246,061.04

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Solution

The fourth proportional to 450,009.20, 621,013.26 and 246,061.04 is: 339,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,009.20 : 621,013.26 = 246,061.04 : x
  2. Step 2: Convert to fraction form
    450,009.20/621,013.26 = 246,061.04/x
  3. Step 3: Cross multiply
    450,009.20x = 621,013.26 × 246,061.04
  4. Step 4: Simplify right side
    450,009.20x = 152,807,168,609.39
  5. Step 5: Solve for x
    x = 152,807,168,609.39/450,009.20
  6. Step 6: Final answer
    x = 339,564.54

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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.