Home / 890,416.80-1,333,409.60-622,924.82

Finding the Fourth Proportional to 890,416.80, 1,333,409.60 and 622,924.82

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Solution

The fourth proportional to 890,416.80, 1,333,409.60 and 622,924.82 is: 932,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,416.80 : 1,333,409.60 = 622,924.82 : x
  2. Step 2: Convert to fraction form
    890,416.80/1,333,409.60 = 622,924.82/x
  3. Step 3: Cross multiply
    890,416.80x = 1,333,409.60 × 622,924.82
  4. Step 4: Simplify right side
    890,416.80x = 830,613,935,066.27
  5. Step 5: Solve for x
    x = 830,613,935,066.27/890,416.80
  6. Step 6: Final answer
    x = 932,837.22

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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.