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Finding the Fourth Proportional to 569,008.96, 785,220.96 and 314,353.60

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Solution

The fourth proportional to 569,008.96, 785,220.96 and 314,353.60 is: 433,801.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,008.96 : 785,220.96 = 314,353.60 : x
  2. Step 2: Convert to fraction form
    569,008.96/785,220.96 = 314,353.60/x
  3. Step 3: Cross multiply
    569,008.96x = 785,220.96 × 314,353.60
  4. Step 4: Simplify right side
    569,008.96x = 246,837,035,571.46
  5. Step 5: Solve for x
    x = 246,837,035,571.46/569,008.96
  6. Step 6: Final answer
    x = 433,801.67

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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.