Home / 328,426.66-453,239.98-190,594.92

Finding the Fourth Proportional to 328,426.66, 453,239.98 and 190,594.92

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Solution

The fourth proportional to 328,426.66, 453,239.98 and 190,594.92 is: 263,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,426.66 : 453,239.98 = 190,594.92 : x
  2. Step 2: Convert to fraction form
    328,426.66/453,239.98 = 190,594.92/x
  3. Step 3: Cross multiply
    328,426.66x = 453,239.98 × 190,594.92
  4. Step 4: Simplify right side
    328,426.66x = 86,385,235,552.76
  5. Step 5: Solve for x
    x = 86,385,235,552.76/328,426.66
  6. Step 6: Final answer
    x = 263,027.48

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1.5x scale

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.