Home / 907,577.84-1,361,206.38-338,831.48

Finding the Fourth Proportional to 907,577.84, 1,361,206.38 and 338,831.48

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Solution

The fourth proportional to 907,577.84, 1,361,206.38 and 338,831.48 is: 508,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,577.84 : 1,361,206.38 = 338,831.48 : x
  2. Step 2: Convert to fraction form
    907,577.84/1,361,206.38 = 338,831.48/x
  3. Step 3: Cross multiply
    907,577.84x = 1,361,206.38 × 338,831.48
  4. Step 4: Simplify right side
    907,577.84x = 461,219,572,320.84
  5. Step 5: Solve for x
    x = 461,219,572,320.84/907,577.84
  6. Step 6: Final answer
    x = 508,187.34

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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.