Home / 589,036.20-884,210.40-323,315.70

Finding the Fourth Proportional to 589,036.20, 884,210.40 and 323,315.70

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Solution

The fourth proportional to 589,036.20, 884,210.40 and 323,315.70 is: 485,333.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,036.20 : 884,210.40 = 323,315.70 : x
  2. Step 2: Convert to fraction form
    589,036.20/884,210.40 = 323,315.70/x
  3. Step 3: Cross multiply
    589,036.20x = 884,210.40 × 323,315.70
  4. Step 4: Simplify right side
    589,036.20x = 285,879,104,423.28
  5. Step 5: Solve for x
    x = 285,879,104,423.28/589,036.20
  6. Step 6: Final answer
    x = 485,333.68

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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.