Home / 934,696.98-1,401,484.92-428,624.04

Finding the Fourth Proportional to 934,696.98, 1,401,484.92 and 428,624.04

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Solution

The fourth proportional to 934,696.98, 1,401,484.92 and 428,624.04 is: 642,679.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,696.98 : 1,401,484.92 = 428,624.04 : x
  2. Step 2: Convert to fraction form
    934,696.98/1,401,484.92 = 428,624.04/x
  3. Step 3: Cross multiply
    934,696.98x = 1,401,484.92 × 428,624.04
  4. Step 4: Simplify right side
    934,696.98x = 600,710,128,409.48
  5. Step 5: Solve for x
    x = 600,710,128,409.48/934,696.98
  6. Step 6: Final answer
    x = 642,679.01

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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.