Home / 677,456.24-934,931.57-375,650.24

Finding the Fourth Proportional to 677,456.24, 934,931.57 and 375,650.24

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Solution

The fourth proportional to 677,456.24, 934,931.57 and 375,650.24 is: 518,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,456.24 : 934,931.57 = 375,650.24 : x
  2. Step 2: Convert to fraction form
    677,456.24/934,931.57 = 375,650.24/x
  3. Step 3: Cross multiply
    677,456.24x = 934,931.57 × 375,650.24
  4. Step 4: Simplify right side
    677,456.24x = 351,207,262,101.17
  5. Step 5: Solve for x
    x = 351,207,262,101.17/677,456.24
  6. Step 6: Final answer
    x = 518,420.59

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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.