Home / 545,339.04-818,382.23-190,353.03

Finding the Fourth Proportional to 545,339.04, 818,382.23 and 190,353.03

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Solution

The fourth proportional to 545,339.04, 818,382.23 and 190,353.03 is: 285,659.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,339.04 : 818,382.23 = 190,353.03 : x
  2. Step 2: Convert to fraction form
    545,339.04/818,382.23 = 190,353.03/x
  3. Step 3: Cross multiply
    545,339.04x = 818,382.23 × 190,353.03
  4. Step 4: Simplify right side
    545,339.04x = 155,781,537,178.66
  5. Step 5: Solve for x
    x = 155,781,537,178.66/545,339.04
  6. Step 6: Final answer
    x = 285,659.98

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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.