Home / 648,192.51-894,505.83-357,804.24

Finding the Fourth Proportional to 648,192.51, 894,505.83 and 357,804.24

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Solution

The fourth proportional to 648,192.51, 894,505.83 and 357,804.24 is: 493,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,192.51 : 894,505.83 = 357,804.24 : x
  2. Step 2: Convert to fraction form
    648,192.51/894,505.83 = 357,804.24/x
  3. Step 3: Cross multiply
    648,192.51x = 894,505.83 × 357,804.24
  4. Step 4: Simplify right side
    648,192.51x = 320,057,978,678.72
  5. Step 5: Solve for x
    x = 320,057,978,678.72/648,192.51
  6. Step 6: Final answer
    x = 493,769.94

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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.