Home / 568,528.04-784,569.86-313,879.72

Finding the Fourth Proportional to 568,528.04, 784,569.86 and 313,879.72

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Solution

The fourth proportional to 568,528.04, 784,569.86 and 313,879.72 is: 433,154.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,528.04 : 784,569.86 = 313,879.72 : x
  2. Step 2: Convert to fraction form
    568,528.04/784,569.86 = 313,879.72/x
  3. Step 3: Cross multiply
    568,528.04x = 784,569.86 × 313,879.72
  4. Step 4: Simplify right side
    568,528.04x = 246,260,567,977.24
  5. Step 5: Solve for x
    x = 246,260,567,977.24/568,528.04
  6. Step 6: Final answer
    x = 433,154.66

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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.