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Finding the Fourth Proportional to 528,912.00, 730,210.06 and 322,258.35

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Solution

The fourth proportional to 528,912.00, 730,210.06 and 322,258.35 is: 444,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,912.00 : 730,210.06 = 322,258.35 : x
  2. Step 2: Convert to fraction form
    528,912.00/730,210.06 = 322,258.35/x
  3. Step 3: Cross multiply
    528,912.00x = 730,210.06 × 322,258.35
  4. Step 4: Simplify right side
    528,912.00x = 235,316,289,029.03
  5. Step 5: Solve for x
    x = 235,316,289,029.03/528,912.00
  6. Step 6: Final answer
    x = 444,906.31

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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.