Home / 360,831.60-497,935.32-199,693.44

Finding the Fourth Proportional to 360,831.60, 497,935.32 and 199,693.44

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Solution

The fourth proportional to 360,831.60, 497,935.32 and 199,693.44 is: 275,570.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,831.60 : 497,935.32 = 199,693.44 : x
  2. Step 2: Convert to fraction form
    360,831.60/497,935.32 = 199,693.44/x
  3. Step 3: Cross multiply
    360,831.60x = 497,935.32 × 199,693.44
  4. Step 4: Simplify right side
    360,831.60x = 99,434,416,948.30
  5. Step 5: Solve for x
    x = 99,434,416,948.30/360,831.60
  6. Step 6: Final answer
    x = 275,570.15

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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.