Home / 572,341.70-789,867.39-317,697.14

Finding the Fourth Proportional to 572,341.70, 789,867.39 and 317,697.14

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Solution

The fourth proportional to 572,341.70, 789,867.39 and 317,697.14 is: 438,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,341.70 : 789,867.39 = 317,697.14 : x
  2. Step 2: Convert to fraction form
    572,341.70/789,867.39 = 317,697.14/x
  3. Step 3: Cross multiply
    572,341.70x = 789,867.39 × 317,697.14
  4. Step 4: Simplify right side
    572,341.70x = 250,938,610,782.27
  5. Step 5: Solve for x
    x = 250,938,610,782.27/572,341.70
  6. Step 6: Final answer
    x = 438,441.95

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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.