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Finding the Fourth Proportional to 894,608.64, 1,233,525.60 and 713,178.72

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Solution

The fourth proportional to 894,608.64, 1,233,525.60 and 713,178.72 is: 983,362.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,608.64 : 1,233,525.60 = 713,178.72 : x
  2. Step 2: Convert to fraction form
    894,608.64/1,233,525.60 = 713,178.72/x
  3. Step 3: Cross multiply
    894,608.64x = 1,233,525.60 × 713,178.72
  4. Step 4: Simplify right side
    894,608.64x = 879,724,208,495.23
  5. Step 5: Solve for x
    x = 879,724,208,495.23/894,608.64
  6. Step 6: Final answer
    x = 983,362.07

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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.