Home / 589,302.20-883,370.10-289,537.40

Finding the Fourth Proportional to 589,302.20, 883,370.10 and 289,537.40

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Solution

The fourth proportional to 589,302.20, 883,370.10 and 289,537.40 is: 434,019.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,302.20 : 883,370.10 = 289,537.40 : x
  2. Step 2: Convert to fraction form
    589,302.20/883,370.10 = 289,537.40/x
  3. Step 3: Cross multiply
    589,302.20x = 883,370.10 × 289,537.40
  4. Step 4: Simplify right side
    589,302.20x = 255,768,681,991.74
  5. Step 5: Solve for x
    x = 255,768,681,991.74/589,302.20
  6. Step 6: Final answer
    x = 434,019.56

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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.