Home / 945,557.47-1,417,035.25-405,166.86

Finding the Fourth Proportional to 945,557.47, 1,417,035.25 and 405,166.86

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Solution

The fourth proportional to 945,557.47, 1,417,035.25 and 405,166.86 is: 607,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,557.47 : 1,417,035.25 = 405,166.86 : x
  2. Step 2: Convert to fraction form
    945,557.47/1,417,035.25 = 405,166.86/x
  3. Step 3: Cross multiply
    945,557.47x = 1,417,035.25 × 405,166.86
  4. Step 4: Simplify right side
    945,557.47x = 574,135,722,751.82
  5. Step 5: Solve for x
    x = 574,135,722,751.82/945,557.47
  6. Step 6: Final answer
    x = 607,192.84

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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.