Home / 282,059.20-423,088.80-269,617.60

Finding the Fourth Proportional to 282,059.20, 423,088.80 and 269,617.60

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Solution

The fourth proportional to 282,059.20, 423,088.80 and 269,617.60 is: 404,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,059.20 : 423,088.80 = 269,617.60 : x
  2. Step 2: Convert to fraction form
    282,059.20/423,088.80 = 269,617.60/x
  3. Step 3: Cross multiply
    282,059.20x = 423,088.80 × 269,617.60
  4. Step 4: Simplify right side
    282,059.20x = 114,072,186,842.88
  5. Step 5: Solve for x
    x = 114,072,186,842.88/282,059.20
  6. Step 6: Final answer
    x = 404,426.40

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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.