Home / 666,914.08-1,000,527.12-193,608.48

Finding the Fourth Proportional to 666,914.08, 1,000,527.12 and 193,608.48

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Solution

The fourth proportional to 666,914.08, 1,000,527.12 and 193,608.48 is: 290,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,914.08 : 1,000,527.12 = 193,608.48 : x
  2. Step 2: Convert to fraction form
    666,914.08/1,000,527.12 = 193,608.48/x
  3. Step 3: Cross multiply
    666,914.08x = 1,000,527.12 × 193,608.48
  4. Step 4: Simplify right side
    666,914.08x = 193,710,534,901.98
  5. Step 5: Solve for x
    x = 193,710,534,901.98/666,914.08
  6. Step 6: Final answer
    x = 290,458.01

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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.