Home / 692,328.70-1,036,743.45-552,360.70

Finding the Fourth Proportional to 692,328.70, 1,036,743.45 and 552,360.70

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Solution

The fourth proportional to 692,328.70, 1,036,743.45 and 552,360.70 is: 827,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,328.70 : 1,036,743.45 = 552,360.70 : x
  2. Step 2: Convert to fraction form
    692,328.70/1,036,743.45 = 552,360.70/x
  3. Step 3: Cross multiply
    692,328.70x = 1,036,743.45 × 552,360.70
  4. Step 4: Simplify right side
    692,328.70x = 572,656,337,762.42
  5. Step 5: Solve for x
    x = 572,656,337,762.42/692,328.70
  6. Step 6: Final answer
    x = 827,145.17

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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.