Home / 692,320.70-1,036,731.45-552,352.70

Finding the Fourth Proportional to 692,320.70, 1,036,731.45 and 552,352.70

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Solution

The fourth proportional to 692,320.70, 1,036,731.45 and 552,352.70 is: 827,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,320.70 : 1,036,731.45 = 552,352.70 : x
  2. Step 2: Convert to fraction form
    692,320.70/1,036,731.45 = 552,352.70/x
  3. Step 3: Cross multiply
    692,320.70x = 1,036,731.45 × 552,352.70
  4. Step 4: Simplify right side
    692,320.70x = 572,641,415,582.42
  5. Step 5: Solve for x
    x = 572,641,415,582.42/692,320.70
  6. Step 6: Final answer
    x = 827,133.17

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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.