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Finding the Fourth Proportional to 540,495.60, 746,094.24 and 483,808.56

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Solution

The fourth proportional to 540,495.60, 746,094.24 and 483,808.56 is: 667,844.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,495.60 : 746,094.24 = 483,808.56 : x
  2. Step 2: Convert to fraction form
    540,495.60/746,094.24 = 483,808.56/x
  3. Step 3: Cross multiply
    540,495.60x = 746,094.24 × 483,808.56
  4. Step 4: Simplify right side
    540,495.60x = 360,966,779,878.69
  5. Step 5: Solve for x
    x = 360,966,779,878.69/540,495.60
  6. Step 6: Final answer
    x = 667,844.07

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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.