Home / 603,214.92-904,821.78-153,935.79

Finding the Fourth Proportional to 603,214.92, 904,821.78 and 153,935.79

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Solution

The fourth proportional to 603,214.92, 904,821.78 and 153,935.79 is: 230,903.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,214.92 : 904,821.78 = 153,935.79 : x
  2. Step 2: Convert to fraction form
    603,214.92/904,821.78 = 153,935.79/x
  3. Step 3: Cross multiply
    603,214.92x = 904,821.78 × 153,935.79
  4. Step 4: Simplify right side
    603,214.92x = 139,284,455,513.51
  5. Step 5: Solve for x
    x = 139,284,455,513.51/603,214.92
  6. Step 6: Final answer
    x = 230,903.53

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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.