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Finding the Fourth Proportional to 586,018.62, 879,301.40 and 207,226.23

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Solution

The fourth proportional to 586,018.62, 879,301.40 and 207,226.23 is: 310,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,018.62 : 879,301.40 = 207,226.23 : x
  2. Step 2: Convert to fraction form
    586,018.62/879,301.40 = 207,226.23/x
  3. Step 3: Cross multiply
    586,018.62x = 879,301.40 × 207,226.23
  4. Step 4: Simplify right side
    586,018.62x = 182,214,313,119.59
  5. Step 5: Solve for x
    x = 182,214,313,119.59/586,018.62
  6. Step 6: Final answer
    x = 310,936.05

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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.