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Finding the Fourth Proportional to 694,394.79, 958,808.39 and 532,994.19

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Solution

The fourth proportional to 694,394.79, 958,808.39 and 532,994.19 is: 735,949.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,394.79 : 958,808.39 = 532,994.19 : x
  2. Step 2: Convert to fraction form
    694,394.79/958,808.39 = 532,994.19/x
  3. Step 3: Cross multiply
    694,394.79x = 958,808.39 × 532,994.19
  4. Step 4: Simplify right side
    694,394.79x = 511,039,298,528.28
  5. Step 5: Solve for x
    x = 511,039,298,528.28/694,394.79
  6. Step 6: Final answer
    x = 735,949.21

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Double scale
Find fourth proportional to 694,395.79, 958,809.77 and 532,995.19
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.