Home / 751,230.04-1,036,700.46-407,066.68

Finding the Fourth Proportional to 751,230.04, 1,036,700.46 and 407,066.68

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Solution

The fourth proportional to 751,230.04, 1,036,700.46 and 407,066.68 is: 561,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,230.04 : 1,036,700.46 = 407,066.68 : x
  2. Step 2: Convert to fraction form
    751,230.04/1,036,700.46 = 407,066.68/x
  3. Step 3: Cross multiply
    751,230.04x = 1,036,700.46 × 407,066.68
  4. Step 4: Simplify right side
    751,230.04x = 422,006,214,406.67
  5. Step 5: Solve for x
    x = 422,006,214,406.67/751,230.04
  6. Step 6: Final answer
    x = 561,753.65

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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.