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Finding the Fourth Proportional to 554,269.37, 764,898.75 and 336,415.01

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Solution

The fourth proportional to 554,269.37, 764,898.75 and 336,415.01 is: 464,256.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,269.37 : 764,898.75 = 336,415.01 : x
  2. Step 2: Convert to fraction form
    554,269.37/764,898.75 = 336,415.01/x
  3. Step 3: Cross multiply
    554,269.37x = 764,898.75 × 336,415.01
  4. Step 4: Simplify right side
    554,269.37x = 257,323,416,805.74
  5. Step 5: Solve for x
    x = 257,323,416,805.74/554,269.37
  6. Step 6: Final answer
    x = 464,256.97

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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.