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Finding the Fourth Proportional to 531,999.48, 734,158.98 and 341,012.76

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Solution

The fourth proportional to 531,999.48, 734,158.98 and 341,012.76 is: 470,597.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,999.48 : 734,158.98 = 341,012.76 : x
  2. Step 2: Convert to fraction form
    531,999.48/734,158.98 = 341,012.76/x
  3. Step 3: Cross multiply
    531,999.48x = 734,158.98 × 341,012.76
  4. Step 4: Simplify right side
    531,999.48x = 250,357,580,048.59
  5. Step 5: Solve for x
    x = 250,357,580,048.59/531,999.48
  6. Step 6: Final answer
    x = 470,597.41

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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.