Home / 907,689.44-1,361,681.93-268,057.89

Finding the Fourth Proportional to 907,689.44, 1,361,681.93 and 268,057.89

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Solution

The fourth proportional to 907,689.44, 1,361,681.93 and 268,057.89 is: 402,130.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,689.44 : 1,361,681.93 = 268,057.89 : x
  2. Step 2: Convert to fraction form
    907,689.44/1,361,681.93 = 268,057.89/x
  3. Step 3: Cross multiply
    907,689.44x = 1,361,681.93 × 268,057.89
  4. Step 4: Simplify right side
    907,689.44x = 365,009,585,677.07
  5. Step 5: Solve for x
    x = 365,009,585,677.07/907,689.44
  6. Step 6: Final answer
    x = 402,130.47

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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.