Home / 282,826.09-390,301.53-166,544.60

Finding the Fourth Proportional to 282,826.09, 390,301.53 and 166,544.60

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Solution

The fourth proportional to 282,826.09, 390,301.53 and 166,544.60 is: 229,832.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,826.09 : 390,301.53 = 166,544.60 : x
  2. Step 2: Convert to fraction form
    282,826.09/390,301.53 = 166,544.60/x
  3. Step 3: Cross multiply
    282,826.09x = 390,301.53 × 166,544.60
  4. Step 4: Simplify right side
    282,826.09x = 65,002,612,193.24
  5. Step 5: Solve for x
    x = 65,002,612,193.24/282,826.09
  6. Step 6: Final answer
    x = 229,832.45

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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.