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Finding the Fourth Proportional to 517,807.26, 776,828.52 and 158,010.27

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Solution

The fourth proportional to 517,807.26, 776,828.52 and 158,010.27 is: 237,051.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,807.26 : 776,828.52 = 158,010.27 : x
  2. Step 2: Convert to fraction form
    517,807.26/776,828.52 = 158,010.27/x
  3. Step 3: Cross multiply
    517,807.26x = 776,828.52 × 158,010.27
  4. Step 4: Simplify right side
    517,807.26x = 122,746,884,188.90
  5. Step 5: Solve for x
    x = 122,746,884,188.90/517,807.26
  6. Step 6: Final answer
    x = 237,051.30

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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.