Home / 326,641.17-450,723.02-190,643.93

Finding the Fourth Proportional to 326,641.17, 450,723.02 and 190,643.93

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Solution

The fourth proportional to 326,641.17, 450,723.02 and 190,643.93 is: 263,064.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,641.17 : 450,723.02 = 190,643.93 : x
  2. Step 2: Convert to fraction form
    326,641.17/450,723.02 = 190,643.93/x
  3. Step 3: Cross multiply
    326,641.17x = 450,723.02 × 190,643.93
  4. Step 4: Simplify right side
    326,641.17x = 85,927,606,357.65
  5. Step 5: Solve for x
    x = 85,927,606,357.65/326,641.17
  6. Step 6: Final answer
    x = 263,064.22

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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.