Home / 622,941.60-934,412.40-617,036.70

Finding the Fourth Proportional to 622,941.60, 934,412.40 and 617,036.70

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Solution

The fourth proportional to 622,941.60, 934,412.40 and 617,036.70 is: 925,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,941.60 : 934,412.40 = 617,036.70 : x
  2. Step 2: Convert to fraction form
    622,941.60/934,412.40 = 617,036.70/x
  3. Step 3: Cross multiply
    622,941.60x = 934,412.40 × 617,036.70
  4. Step 4: Simplify right side
    622,941.60x = 576,566,743,735.08
  5. Step 5: Solve for x
    x = 576,566,743,735.08/622,941.60
  6. Step 6: Final answer
    x = 925,555.05

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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.