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Finding the Fourth Proportional to 880,668.60, 1,321,586.10 and 501,588.60

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Solution

The fourth proportional to 880,668.60, 1,321,586.10 and 501,588.60 is: 752,715.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,668.60 : 1,321,586.10 = 501,588.60 : x
  2. Step 2: Convert to fraction form
    880,668.60/1,321,586.10 = 501,588.60/x
  3. Step 3: Cross multiply
    880,668.60x = 1,321,586.10 × 501,588.60
  4. Step 4: Simplify right side
    880,668.60x = 662,892,521,678.46
  5. Step 5: Solve for x
    x = 662,892,521,678.46/880,668.60
  6. Step 6: Final answer
    x = 752,715.06

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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.