Home / 907,356.60-1,361,034.90-627,420.60

Finding the Fourth Proportional to 907,356.60, 1,361,034.90 and 627,420.60

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Solution

The fourth proportional to 907,356.60, 1,361,034.90 and 627,420.60 is: 941,130.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,356.60 : 1,361,034.90 = 627,420.60 : x
  2. Step 2: Convert to fraction form
    907,356.60/1,361,034.90 = 627,420.60/x
  3. Step 3: Cross multiply
    907,356.60x = 1,361,034.90 × 627,420.60
  4. Step 4: Simplify right side
    907,356.60x = 853,941,333,578.94
  5. Step 5: Solve for x
    x = 853,941,333,578.94/907,356.60
  6. Step 6: Final answer
    x = 941,130.90

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Similar ratio
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1.5x scale

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.