Home / 774,593.32-1,068,917.46-430,420.36

Finding the Fourth Proportional to 774,593.32, 1,068,917.46 and 430,420.36

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Solution

The fourth proportional to 774,593.32, 1,068,917.46 and 430,420.36 is: 593,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,593.32 : 1,068,917.46 = 430,420.36 : x
  2. Step 2: Convert to fraction form
    774,593.32/1,068,917.46 = 430,420.36/x
  3. Step 3: Cross multiply
    774,593.32x = 1,068,917.46 × 430,420.36
  4. Step 4: Simplify right side
    774,593.32x = 460,083,837,943.49
  5. Step 5: Solve for x
    x = 460,083,837,943.49/774,593.32
  6. Step 6: Final answer
    x = 593,968.25

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Double scale
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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.