Home / 723,188.66-997,992.50-417,261.38

Finding the Fourth Proportional to 723,188.66, 997,992.50 and 417,261.38

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Solution

The fourth proportional to 723,188.66, 997,992.50 and 417,261.38 is: 575,816.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,188.66 : 997,992.50 = 417,261.38 : x
  2. Step 2: Convert to fraction form
    723,188.66/997,992.50 = 417,261.38/x
  3. Step 3: Cross multiply
    723,188.66x = 997,992.50 × 417,261.38
  4. Step 4: Simplify right side
    723,188.66x = 416,423,720,703.38
  5. Step 5: Solve for x
    x = 416,423,720,703.38/723,188.66
  6. Step 6: Final answer
    x = 575,816.17

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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.