Home / 578,043.56-797,433.90-374,160.08

Finding the Fourth Proportional to 578,043.56, 797,433.90 and 374,160.08

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Solution

The fourth proportional to 578,043.56, 797,433.90 and 374,160.08 is: 516,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,043.56 : 797,433.90 = 374,160.08 : x
  2. Step 2: Convert to fraction form
    578,043.56/797,433.90 = 374,160.08/x
  3. Step 3: Cross multiply
    578,043.56x = 797,433.90 × 374,160.08
  4. Step 4: Simplify right side
    578,043.56x = 298,367,927,831.54
  5. Step 5: Solve for x
    x = 298,367,927,831.54/578,043.56
  6. Step 6: Final answer
    x = 516,168.59

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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.