Home / 790,203.74-1,090,483.92-427,627.53

Finding the Fourth Proportional to 790,203.74, 1,090,483.92 and 427,627.53

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Solution

The fourth proportional to 790,203.74, 1,090,483.92 and 427,627.53 is: 590,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,203.74 : 1,090,483.92 = 427,627.53 : x
  2. Step 2: Convert to fraction form
    790,203.74/1,090,483.92 = 427,627.53/x
  3. Step 3: Cross multiply
    790,203.74x = 1,090,483.92 × 427,627.53
  4. Step 4: Simplify right side
    790,203.74x = 466,320,945,214.32
  5. Step 5: Solve for x
    x = 466,320,945,214.32/790,203.74
  6. Step 6: Final answer
    x = 590,127.49

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1.5x scale

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.