Home / 319,831.02-441,373.70-176,600.12

Finding the Fourth Proportional to 319,831.02, 441,373.70 and 176,600.12

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Solution

The fourth proportional to 319,831.02, 441,373.70 and 176,600.12 is: 243,711.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,831.02 : 441,373.70 = 176,600.12 : x
  2. Step 2: Convert to fraction form
    319,831.02/441,373.70 = 176,600.12/x
  3. Step 3: Cross multiply
    319,831.02x = 441,373.70 × 176,600.12
  4. Step 4: Simplify right side
    319,831.02x = 77,946,648,384.84
  5. Step 5: Solve for x
    x = 77,946,648,384.84/319,831.02
  6. Step 6: Final answer
    x = 243,711.97

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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.