Home / 419,192.04-578,564.70-237,920.94

Finding the Fourth Proportional to 419,192.04, 578,564.70 and 237,920.94

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Solution

The fourth proportional to 419,192.04, 578,564.70 and 237,920.94 is: 328,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,192.04 : 578,564.70 = 237,920.94 : x
  2. Step 2: Convert to fraction form
    419,192.04/578,564.70 = 237,920.94/x
  3. Step 3: Cross multiply
    419,192.04x = 578,564.70 × 237,920.94
  4. Step 4: Simplify right side
    419,192.04x = 137,652,657,274.82
  5. Step 5: Solve for x
    x = 137,652,657,274.82/419,192.04
  6. Step 6: Final answer
    x = 328,376.12

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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.