Home / 328,569.44-453,339.65-192,530.34

Finding the Fourth Proportional to 328,569.44, 453,339.65 and 192,530.34

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Solution

The fourth proportional to 328,569.44, 453,339.65 and 192,530.34 is: 265,641.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,569.44 : 453,339.65 = 192,530.34 : x
  2. Step 2: Convert to fraction form
    328,569.44/453,339.65 = 192,530.34/x
  3. Step 3: Cross multiply
    328,569.44x = 453,339.65 × 192,530.34
  4. Step 4: Simplify right side
    328,569.44x = 87,281,637,431.31
  5. Step 5: Solve for x
    x = 87,281,637,431.31/328,569.44
  6. Step 6: Final answer
    x = 265,641.38

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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.