Home / 357,145.23-492,870.02-196,006.02

Finding the Fourth Proportional to 357,145.23, 492,870.02 and 196,006.02

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Solution

The fourth proportional to 357,145.23, 492,870.02 and 196,006.02 is: 270,493.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,145.23 : 492,870.02 = 196,006.02 : x
  2. Step 2: Convert to fraction form
    357,145.23/492,870.02 = 196,006.02/x
  3. Step 3: Cross multiply
    357,145.23x = 492,870.02 × 196,006.02
  4. Step 4: Simplify right side
    357,145.23x = 96,605,490,017.49
  5. Step 5: Solve for x
    x = 96,605,490,017.49/357,145.23
  6. Step 6: Final answer
    x = 270,493.57

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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.