Home / 328,541.58-453,386.16-185,300.73

Finding the Fourth Proportional to 328,541.58, 453,386.16 and 185,300.73

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Solution

The fourth proportional to 328,541.58, 453,386.16 and 185,300.73 is: 255,714.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,541.58 : 453,386.16 = 185,300.73 : x
  2. Step 2: Convert to fraction form
    328,541.58/453,386.16 = 185,300.73/x
  3. Step 3: Cross multiply
    328,541.58x = 453,386.16 × 185,300.73
  4. Step 4: Simplify right side
    328,541.58x = 84,012,786,419.90
  5. Step 5: Solve for x
    x = 84,012,786,419.90/328,541.58
  6. Step 6: Final answer
    x = 255,714.32

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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.