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Finding the Fourth Proportional to 590,156.40, 885,522.60 and 274,450.80

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Solution

The fourth proportional to 590,156.40, 885,522.60 and 274,450.80 is: 411,810.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,156.40 : 885,522.60 = 274,450.80 : x
  2. Step 2: Convert to fraction form
    590,156.40/885,522.60 = 274,450.80/x
  3. Step 3: Cross multiply
    590,156.40x = 885,522.60 × 274,450.80
  4. Step 4: Simplify right side
    590,156.40x = 243,032,385,988.08
  5. Step 5: Solve for x
    x = 243,032,385,988.08/590,156.40
  6. Step 6: Final answer
    x = 411,810.13

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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.