Home / 692,419.90-1,036,753.08-359,296.06

Finding the Fourth Proportional to 692,419.90, 1,036,753.08 and 359,296.06

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Solution

The fourth proportional to 692,419.90, 1,036,753.08 and 359,296.06 is: 537,970.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,419.90 : 1,036,753.08 = 359,296.06 : x
  2. Step 2: Convert to fraction form
    692,419.90/1,036,753.08 = 359,296.06/x
  3. Step 3: Cross multiply
    692,419.90x = 1,036,753.08 × 359,296.06
  4. Step 4: Simplify right side
    692,419.90x = 372,501,296,836.87
  5. Step 5: Solve for x
    x = 372,501,296,836.87/692,419.90
  6. Step 6: Final answer
    x = 537,970.24

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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.