Home / 584,020.80-875,426.40-317,217.60

Finding the Fourth Proportional to 584,020.80, 875,426.40 and 317,217.60

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Solution

The fourth proportional to 584,020.80, 875,426.40 and 317,217.60 is: 475,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,020.80 : 875,426.40 = 317,217.60 : x
  2. Step 2: Convert to fraction form
    584,020.80/875,426.40 = 317,217.60/x
  3. Step 3: Cross multiply
    584,020.80x = 875,426.40 × 317,217.60
  4. Step 4: Simplify right side
    584,020.80x = 277,700,661,584.64
  5. Step 5: Solve for x
    x = 277,700,661,584.64/584,020.80
  6. Step 6: Final answer
    x = 475,497.90

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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.