Home / 509,140.59-702,535.98-294,239.18

Finding the Fourth Proportional to 509,140.59, 702,535.98 and 294,239.18

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Solution

The fourth proportional to 509,140.59, 702,535.98 and 294,239.18 is: 406,004.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,140.59 : 702,535.98 = 294,239.18 : x
  2. Step 2: Convert to fraction form
    509,140.59/702,535.98 = 294,239.18/x
  3. Step 3: Cross multiply
    509,140.59x = 702,535.98 × 294,239.18
  4. Step 4: Simplify right side
    509,140.59x = 206,713,613,535.43
  5. Step 5: Solve for x
    x = 206,713,613,535.43/509,140.59
  6. Step 6: Final answer
    x = 406,004.98

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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.