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Finding the Fourth Proportional to 501,506.77, 752,265.03 and 127,529.77

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Solution

The fourth proportional to 501,506.77, 752,265.03 and 127,529.77 is: 191,295.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,506.77 : 752,265.03 = 127,529.77 : x
  2. Step 2: Convert to fraction form
    501,506.77/752,265.03 = 127,529.77/x
  3. Step 3: Cross multiply
    501,506.77x = 752,265.03 × 127,529.77
  4. Step 4: Simplify right side
    501,506.77x = 95,936,186,254.94
  5. Step 5: Solve for x
    x = 95,936,186,254.94/501,506.77
  6. Step 6: Final answer
    x = 191,295.89

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Double scale
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Similar ratio
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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.