Home / 692,431.70-1,036,897.95-552,463.70

Finding the Fourth Proportional to 692,431.70, 1,036,897.95 and 552,463.70

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Solution

The fourth proportional to 692,431.70, 1,036,897.95 and 552,463.70 is: 827,299.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,431.70 : 1,036,897.95 = 552,463.70 : x
  2. Step 2: Convert to fraction form
    692,431.70/1,036,897.95 = 552,463.70/x
  3. Step 3: Cross multiply
    692,431.70x = 1,036,897.95 × 552,463.70
  4. Step 4: Simplify right side
    692,431.70x = 572,848,477,979.42
  5. Step 5: Solve for x
    x = 572,848,477,979.42/692,431.70
  6. Step 6: Final answer
    x = 827,299.61

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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.