Home / 677,155.04-934,467.96-371,225.84

Finding the Fourth Proportional to 677,155.04, 934,467.96 and 371,225.84

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Solution

The fourth proportional to 677,155.04, 934,467.96 and 371,225.84 is: 512,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,155.04 : 934,467.96 = 371,225.84 : x
  2. Step 2: Convert to fraction form
    677,155.04/934,467.96 = 371,225.84/x
  3. Step 3: Cross multiply
    677,155.04x = 934,467.96 × 371,225.84
  4. Step 4: Simplify right side
    677,155.04x = 346,898,653,404.09
  5. Step 5: Solve for x
    x = 346,898,653,404.09/677,155.04
  6. Step 6: Final answer
    x = 512,288.37

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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.