Home / 943,200.95-1,301,945.34-561,219.53

Finding the Fourth Proportional to 943,200.95, 1,301,945.34 and 561,219.53

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Solution

The fourth proportional to 943,200.95, 1,301,945.34 and 561,219.53 is: 774,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,200.95 : 1,301,945.34 = 561,219.53 : x
  2. Step 2: Convert to fraction form
    943,200.95/1,301,945.34 = 561,219.53/x
  3. Step 3: Cross multiply
    943,200.95x = 1,301,945.34 × 561,219.53
  4. Step 4: Simplify right side
    943,200.95x = 730,677,145,290.76
  5. Step 5: Solve for x
    x = 730,677,145,290.76/943,200.95
  6. Step 6: Final answer
    x = 774,678.13

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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.