Home / 364,216.20-545,741.10-239,411.40

Finding the Fourth Proportional to 364,216.20, 545,741.10 and 239,411.40

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Solution

The fourth proportional to 364,216.20, 545,741.10 and 239,411.40 is: 358,733.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,216.20 : 545,741.10 = 239,411.40 : x
  2. Step 2: Convert to fraction form
    364,216.20/545,741.10 = 239,411.40/x
  3. Step 3: Cross multiply
    364,216.20x = 545,741.10 × 239,411.40
  4. Step 4: Simplify right side
    364,216.20x = 130,656,640,788.54
  5. Step 5: Solve for x
    x = 130,656,640,788.54/364,216.20
  6. Step 6: Final answer
    x = 358,733.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.