Home / 695,489.60-1,043,234.40-537,831.20

Finding the Fourth Proportional to 695,489.60, 1,043,234.40 and 537,831.20

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Solution

The fourth proportional to 695,489.60, 1,043,234.40 and 537,831.20 is: 806,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,489.60 : 1,043,234.40 = 537,831.20 : x
  2. Step 2: Convert to fraction form
    695,489.60/1,043,234.40 = 537,831.20/x
  3. Step 3: Cross multiply
    695,489.60x = 1,043,234.40 × 537,831.20
  4. Step 4: Simplify right side
    695,489.60x = 561,084,009,233.28
  5. Step 5: Solve for x
    x = 561,084,009,233.28/695,489.60
  6. Step 6: Final answer
    x = 806,746.80

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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.