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Finding the Fourth Proportional to 517,030.07, 775,126.80 and 232,512.30

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Solution

The fourth proportional to 517,030.07, 775,126.80 and 232,512.30 is: 348,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,030.07 : 775,126.80 = 232,512.30 : x
  2. Step 2: Convert to fraction form
    517,030.07/775,126.80 = 232,512.30/x
  3. Step 3: Cross multiply
    517,030.07x = 775,126.80 × 232,512.30
  4. Step 4: Simplify right side
    517,030.07x = 180,226,515,059.64
  5. Step 5: Solve for x
    x = 180,226,515,059.64/517,030.07
  6. Step 6: Final answer
    x = 348,580.34

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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.