Home / 328,518.26-453,370.56-185,275.24

Finding the Fourth Proportional to 328,518.26, 453,370.56 and 185,275.24

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Solution

The fourth proportional to 328,518.26, 453,370.56 and 185,275.24 is: 255,688.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,518.26 : 453,370.56 = 185,275.24 : x
  2. Step 2: Convert to fraction form
    328,518.26/453,370.56 = 185,275.24/x
  3. Step 3: Cross multiply
    328,518.26x = 453,370.56 × 185,275.24
  4. Step 4: Simplify right side
    328,518.26x = 83,998,339,312.93
  5. Step 5: Solve for x
    x = 83,998,339,312.93/328,518.26
  6. Step 6: Final answer
    x = 255,688.49

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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.