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Finding the Fourth Proportional to 590,513.60, 885,885.60 and 253,553.60

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Solution

The fourth proportional to 590,513.60, 885,885.60 and 253,553.60 is: 380,379.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,513.60 : 885,885.60 = 253,553.60 : x
  2. Step 2: Convert to fraction form
    590,513.60/885,885.60 = 253,553.60/x
  3. Step 3: Cross multiply
    590,513.60x = 885,885.60 × 253,553.60
  4. Step 4: Simplify right side
    590,513.60x = 224,619,483,068.16
  5. Step 5: Solve for x
    x = 224,619,483,068.16/590,513.60
  6. Step 6: Final answer
    x = 380,379.86

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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.