Home / 507,639.58-760,923.54-170,360.44

Finding the Fourth Proportional to 507,639.58, 760,923.54 and 170,360.44

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Solution

The fourth proportional to 507,639.58, 760,923.54 and 170,360.44 is: 255,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,639.58 : 760,923.54 = 170,360.44 : x
  2. Step 2: Convert to fraction form
    507,639.58/760,923.54 = 170,360.44/x
  3. Step 3: Cross multiply
    507,639.58x = 760,923.54 × 170,360.44
  4. Step 4: Simplify right side
    507,639.58x = 129,631,269,080.76
  5. Step 5: Solve for x
    x = 129,631,269,080.76/507,639.58
  6. Step 6: Final answer
    x = 255,360.84

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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.