Home / 933,753.60-1,288,527.12-551,815.92

Finding the Fourth Proportional to 933,753.60, 1,288,527.12 and 551,815.92

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Solution

The fourth proportional to 933,753.60, 1,288,527.12 and 551,815.92 is: 761,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,753.60 : 1,288,527.12 = 551,815.92 : x
  2. Step 2: Convert to fraction form
    933,753.60/1,288,527.12 = 551,815.92/x
  3. Step 3: Cross multiply
    933,753.60x = 1,288,527.12 × 551,815.92
  4. Step 4: Simplify right side
    933,753.60x = 711,029,778,167.75
  5. Step 5: Solve for x
    x = 711,029,778,167.75/933,753.60
  6. Step 6: Final answer
    x = 761,474.74

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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.