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Finding the Fourth Proportional to 531,528.08, 797,665.71 and 480,709.02

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Solution

The fourth proportional to 531,528.08, 797,665.71 and 480,709.02 is: 721,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,528.08 : 797,665.71 = 480,709.02 : x
  2. Step 2: Convert to fraction form
    531,528.08/797,665.71 = 480,709.02/x
  3. Step 3: Cross multiply
    531,528.08x = 797,665.71 × 480,709.02
  4. Step 4: Simplify right side
    531,528.08x = 383,445,101,741.70
  5. Step 5: Solve for x
    x = 383,445,101,741.70/531,528.08
  6. Step 6: Final answer
    x = 721,401.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.