Home / 711,923.09-982,737.29-467,001.05

Finding the Fourth Proportional to 711,923.09, 982,737.29 and 467,001.05

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Solution

The fourth proportional to 711,923.09, 982,737.29 and 467,001.05 is: 644,647.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,923.09 : 982,737.29 = 467,001.05 : x
  2. Step 2: Convert to fraction form
    711,923.09/982,737.29 = 467,001.05/x
  3. Step 3: Cross multiply
    711,923.09x = 982,737.29 × 467,001.05
  4. Step 4: Simplify right side
    711,923.09x = 458,939,342,557.97
  5. Step 5: Solve for x
    x = 458,939,342,557.97/711,923.09
  6. Step 6: Final answer
    x = 644,647.37

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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.