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Finding the Fourth Proportional to 590,868.90, 886,412.70 and 191,522.70

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Solution

The fourth proportional to 590,868.90, 886,412.70 and 191,522.70 is: 287,319.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,868.90 : 886,412.70 = 191,522.70 : x
  2. Step 2: Convert to fraction form
    590,868.90/886,412.70 = 191,522.70/x
  3. Step 3: Cross multiply
    590,868.90x = 886,412.70 × 191,522.70
  4. Step 4: Simplify right side
    590,868.90x = 169,768,153,618.29
  5. Step 5: Solve for x
    x = 169,768,153,618.29/590,868.90
  6. Step 6: Final answer
    x = 287,319.49

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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.