Home / 585,973.23-879,047.60-212,083.71

Finding the Fourth Proportional to 585,973.23, 879,047.60 and 212,083.71

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Solution

The fourth proportional to 585,973.23, 879,047.60 and 212,083.71 is: 318,157.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,973.23 : 879,047.60 = 212,083.71 : x
  2. Step 2: Convert to fraction form
    585,973.23/879,047.60 = 212,083.71/x
  3. Step 3: Cross multiply
    585,973.23x = 879,047.60 × 212,083.71
  4. Step 4: Simplify right side
    585,973.23x = 186,431,675,214.18
  5. Step 5: Solve for x
    x = 186,431,675,214.18/585,973.23
  6. Step 6: Final answer
    x = 318,157.32

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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.