Home / 517,025.16-713,527.56-290,685.24

Finding the Fourth Proportional to 517,025.16, 713,527.56 and 290,685.24

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Solution

The fourth proportional to 517,025.16, 713,527.56 and 290,685.24 is: 401,164.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,025.16 : 713,527.56 = 290,685.24 : x
  2. Step 2: Convert to fraction form
    517,025.16/713,527.56 = 290,685.24/x
  3. Step 3: Cross multiply
    517,025.16x = 713,527.56 × 290,685.24
  4. Step 4: Simplify right side
    517,025.16x = 207,411,930,025.21
  5. Step 5: Solve for x
    x = 207,411,930,025.21/517,025.16
  6. Step 6: Final answer
    x = 401,164.09

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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.