Home / 692,410.90-1,036,739.58-359,287.06

Finding the Fourth Proportional to 692,410.90, 1,036,739.58 and 359,287.06

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Solution

The fourth proportional to 692,410.90, 1,036,739.58 and 359,287.06 is: 537,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,410.90 : 1,036,739.58 = 359,287.06 : x
  2. Step 2: Convert to fraction form
    692,410.90/1,036,739.58 = 359,287.06/x
  3. Step 3: Cross multiply
    692,410.90x = 1,036,739.58 × 359,287.06
  4. Step 4: Simplify right side
    692,410.90x = 372,487,115,683.84
  5. Step 5: Solve for x
    x = 372,487,115,683.84/692,410.90
  6. Step 6: Final answer
    x = 537,956.75

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1.5x scale

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.