Home / 530,942.43-732,645.93-298,332.43

Finding the Fourth Proportional to 530,942.43, 732,645.93 and 298,332.43

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Solution

The fourth proportional to 530,942.43, 732,645.93 and 298,332.43 is: 411,668.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,942.43 : 732,645.93 = 298,332.43 : x
  2. Step 2: Convert to fraction form
    530,942.43/732,645.93 = 298,332.43/x
  3. Step 3: Cross multiply
    530,942.43x = 732,645.93 × 298,332.43
  4. Step 4: Simplify right side
    530,942.43x = 218,572,039,913.64
  5. Step 5: Solve for x
    x = 218,572,039,913.64/530,942.43
  6. Step 6: Final answer
    x = 411,668.06

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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.