Home / 296,583.40-409,239.78-169,268.20

Finding the Fourth Proportional to 296,583.40, 409,239.78 and 169,268.20

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Solution

The fourth proportional to 296,583.40, 409,239.78 and 169,268.20 is: 233,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,583.40 : 409,239.78 = 169,268.20 : x
  2. Step 2: Convert to fraction form
    296,583.40/409,239.78 = 169,268.20/x
  3. Step 3: Cross multiply
    296,583.40x = 409,239.78 × 169,268.20
  4. Step 4: Simplify right side
    296,583.40x = 69,271,280,929.00
  5. Step 5: Solve for x
    x = 69,271,280,929.00/296,583.40
  6. Step 6: Final answer
    x = 233,564.26

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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.