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Finding the Fourth Proportional to 536,510.16, 804,889.71 and 157,415.58

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Solution

The fourth proportional to 536,510.16, 804,889.71 and 157,415.58 is: 236,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,510.16 : 804,889.71 = 157,415.58 : x
  2. Step 2: Convert to fraction form
    536,510.16/804,889.71 = 157,415.58/x
  3. Step 3: Cross multiply
    536,510.16x = 804,889.71 × 157,415.58
  4. Step 4: Simplify right side
    536,510.16x = 126,702,180,535.68
  5. Step 5: Solve for x
    x = 126,702,180,535.68/536,510.16
  6. Step 6: Final answer
    x = 236,159.89

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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.