Home / 509,298.04-702,349.53-334,559.75

Finding the Fourth Proportional to 509,298.04, 702,349.53 and 334,559.75

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Solution

The fourth proportional to 509,298.04, 702,349.53 and 334,559.75 is: 461,375.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,298.04 : 702,349.53 = 334,559.75 : x
  2. Step 2: Convert to fraction form
    509,298.04/702,349.53 = 334,559.75/x
  3. Step 3: Cross multiply
    509,298.04x = 702,349.53 × 334,559.75
  4. Step 4: Simplify right side
    509,298.04x = 234,977,879,657.67
  5. Step 5: Solve for x
    x = 234,977,879,657.67/509,298.04
  6. Step 6: Final answer
    x = 461,375.98

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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.