Home / 314,831.60-434,477.09-171,600.92

Finding the Fourth Proportional to 314,831.60, 434,477.09 and 171,600.92

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Solution

The fourth proportional to 314,831.60, 434,477.09 and 171,600.92 is: 236,814.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,831.60 : 434,477.09 = 171,600.92 : x
  2. Step 2: Convert to fraction form
    314,831.60/434,477.09 = 171,600.92/x
  3. Step 3: Cross multiply
    314,831.60x = 434,477.09 × 171,600.92
  4. Step 4: Simplify right side
    314,831.60x = 74,556,668,362.92
  5. Step 5: Solve for x
    x = 74,556,668,362.92/314,831.60
  6. Step 6: Final answer
    x = 236,814.44

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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.