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Finding the Fourth Proportional to 867,954.60, 1,301,543.10 and 335,298.60

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Solution

The fourth proportional to 867,954.60, 1,301,543.10 and 335,298.60 is: 502,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,954.60 : 1,301,543.10 = 335,298.60 : x
  2. Step 2: Convert to fraction form
    867,954.60/1,301,543.10 = 335,298.60/x
  3. Step 3: Cross multiply
    867,954.60x = 1,301,543.10 × 335,298.60
  4. Step 4: Simplify right side
    867,954.60x = 436,405,579,269.66
  5. Step 5: Solve for x
    x = 436,405,579,269.66/867,954.60
  6. Step 6: Final answer
    x = 502,797.70

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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.