Home / 955,053.19-1,317,945.63-525,333.21

Finding the Fourth Proportional to 955,053.19, 1,317,945.63 and 525,333.21

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Solution

The fourth proportional to 955,053.19, 1,317,945.63 and 525,333.21 is: 724,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,053.19 : 1,317,945.63 = 525,333.21 : x
  2. Step 2: Convert to fraction form
    955,053.19/1,317,945.63 = 525,333.21/x
  3. Step 3: Cross multiply
    955,053.19x = 1,317,945.63 × 525,333.21
  4. Step 4: Simplify right side
    955,053.19x = 692,360,608,413.37
  5. Step 5: Solve for x
    x = 692,360,608,413.37/955,053.19
  6. Step 6: Final answer
    x = 724,944.55

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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.