Home / 907,860.48-1,252,732.80-525,884.16

Finding the Fourth Proportional to 907,860.48, 1,252,732.80 and 525,884.16

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Solution

The fourth proportional to 907,860.48, 1,252,732.80 and 525,884.16 is: 725,653.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,860.48 : 1,252,732.80 = 525,884.16 : x
  2. Step 2: Convert to fraction form
    907,860.48/1,252,732.80 = 525,884.16/x
  3. Step 3: Cross multiply
    907,860.48x = 1,252,732.80 × 525,884.16
  4. Step 4: Simplify right side
    907,860.48x = 658,792,336,232.45
  5. Step 5: Solve for x
    x = 658,792,336,232.45/907,860.48
  6. Step 6: Final answer
    x = 725,653.72

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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.