Home / 950,432.32-1,311,632.76-542,600.56

Finding the Fourth Proportional to 950,432.32, 1,311,632.76 and 542,600.56

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Solution

The fourth proportional to 950,432.32, 1,311,632.76 and 542,600.56 is: 748,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,432.32 : 1,311,632.76 = 542,600.56 : x
  2. Step 2: Convert to fraction form
    950,432.32/1,311,632.76 = 542,600.56/x
  3. Step 3: Cross multiply
    950,432.32x = 1,311,632.76 × 542,600.56
  4. Step 4: Simplify right side
    950,432.32x = 711,692,670,090.35
  5. Step 5: Solve for x
    x = 711,692,670,090.35/950,432.32
  6. Step 6: Final answer
    x = 748,809.42

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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.