Home / 829,035.60-1,243,553.40-296,598.30

Finding the Fourth Proportional to 829,035.60, 1,243,553.40 and 296,598.30

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Solution

The fourth proportional to 829,035.60, 1,243,553.40 and 296,598.30 is: 444,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,035.60 : 1,243,553.40 = 296,598.30 : x
  2. Step 2: Convert to fraction form
    829,035.60/1,243,553.40 = 296,598.30/x
  3. Step 3: Cross multiply
    829,035.60x = 1,243,553.40 × 296,598.30
  4. Step 4: Simplify right side
    829,035.60x = 368,835,824,399.22
  5. Step 5: Solve for x
    x = 368,835,824,399.22/829,035.60
  6. Step 6: Final answer
    x = 444,897.45

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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.