Home / 545,583.03-818,376.08-190,597.05

Finding the Fourth Proportional to 545,583.03, 818,376.08 and 190,597.05

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Solution

The fourth proportional to 545,583.03, 818,376.08 and 190,597.05 is: 285,896.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,583.03 : 818,376.08 = 190,597.05 : x
  2. Step 2: Convert to fraction form
    545,583.03/818,376.08 = 190,597.05/x
  3. Step 3: Cross multiply
    545,583.03x = 818,376.08 × 190,597.05
  4. Step 4: Simplify right side
    545,583.03x = 155,980,067,293.74
  5. Step 5: Solve for x
    x = 155,980,067,293.74/545,583.03
  6. Step 6: Final answer
    x = 285,896.11

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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.