Home / 617,127.05-925,509.14-262,138.25

Finding the Fourth Proportional to 617,127.05, 925,509.14 and 262,138.25

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Solution

The fourth proportional to 617,127.05, 925,509.14 and 262,138.25 is: 393,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,127.05 : 925,509.14 = 262,138.25 : x
  2. Step 2: Convert to fraction form
    617,127.05/925,509.14 = 262,138.25/x
  3. Step 3: Cross multiply
    617,127.05x = 925,509.14 × 262,138.25
  4. Step 4: Simplify right side
    617,127.05x = 242,611,345,007.91
  5. Step 5: Solve for x
    x = 242,611,345,007.91/617,127.05
  6. Step 6: Final answer
    x = 393,130.30

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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.