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Finding the Fourth Proportional to 519,000.06, 716,220.18 and 292,645.56

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Solution

The fourth proportional to 519,000.06, 716,220.18 and 292,645.56 is: 403,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,000.06 : 716,220.18 = 292,645.56 : x
  2. Step 2: Convert to fraction form
    519,000.06/716,220.18 = 292,645.56/x
  3. Step 3: Cross multiply
    519,000.06x = 716,220.18 × 292,645.56
  4. Step 4: Simplify right side
    519,000.06x = 209,598,655,659.40
  5. Step 5: Solve for x
    x = 209,598,655,659.40/519,000.06
  6. Step 6: Final answer
    x = 403,850.93

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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.