Home / 677,453.24-934,927.43-375,647.24

Finding the Fourth Proportional to 677,453.24, 934,927.43 and 375,647.24

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Solution

The fourth proportional to 677,453.24, 934,927.43 and 375,647.24 is: 518,416.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,453.24 : 934,927.43 = 375,647.24 : x
  2. Step 2: Convert to fraction form
    677,453.24/934,927.43 = 375,647.24/x
  3. Step 3: Cross multiply
    677,453.24x = 934,927.43 × 375,647.24
  4. Step 4: Simplify right side
    677,453.24x = 351,202,902,126.92
  5. Step 5: Solve for x
    x = 351,202,902,126.92/677,453.24
  6. Step 6: Final answer
    x = 518,416.45

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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.