Home / 480,831.54-663,539.32-265,971.42

Finding the Fourth Proportional to 480,831.54, 663,539.32 and 265,971.42

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Solution

The fourth proportional to 480,831.54, 663,539.32 and 265,971.42 is: 367,036.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,831.54 : 663,539.32 = 265,971.42 : x
  2. Step 2: Convert to fraction form
    480,831.54/663,539.32 = 265,971.42/x
  3. Step 3: Cross multiply
    480,831.54x = 663,539.32 × 265,971.42
  4. Step 4: Simplify right side
    480,831.54x = 176,482,495,166.23
  5. Step 5: Solve for x
    x = 176,482,495,166.23/480,831.54
  6. Step 6: Final answer
    x = 367,036.02

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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.