Home / 356,984.80-492,637.02-195,835.72

Finding the Fourth Proportional to 356,984.80, 492,637.02 and 195,835.72

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Solution

The fourth proportional to 356,984.80, 492,637.02 and 195,835.72 is: 270,252.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,984.80 : 492,637.02 = 195,835.72 : x
  2. Step 2: Convert to fraction form
    356,984.80/492,637.02 = 195,835.72/x
  3. Step 3: Cross multiply
    356,984.80x = 492,637.02 × 195,835.72
  4. Step 4: Simplify right side
    356,984.80x = 96,475,925,510.35
  5. Step 5: Solve for x
    x = 96,475,925,510.35/356,984.80
  6. Step 6: Final answer
    x = 270,252.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.