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Finding the Fourth Proportional to 530,996.76, 732,059.07 and 514,485.72

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Solution

The fourth proportional to 530,996.76, 732,059.07 and 514,485.72 is: 709,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,996.76 : 732,059.07 = 514,485.72 : x
  2. Step 2: Convert to fraction form
    530,996.76/732,059.07 = 514,485.72/x
  3. Step 3: Cross multiply
    530,996.76x = 732,059.07 × 514,485.72
  4. Step 4: Simplify right side
    530,996.76x = 376,633,937,711.48
  5. Step 5: Solve for x
    x = 376,633,937,711.48/530,996.76
  6. Step 6: Final answer
    x = 709,296.11

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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.