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Finding the Fourth Proportional to 524,353.44, 786,547.07 and 145,277.83

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Solution

The fourth proportional to 524,353.44, 786,547.07 and 145,277.83 is: 217,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,353.44 : 786,547.07 = 145,277.83 : x
  2. Step 2: Convert to fraction form
    524,353.44/786,547.07 = 145,277.83/x
  3. Step 3: Cross multiply
    524,353.44x = 786,547.07 × 145,277.83
  4. Step 4: Simplify right side
    524,353.44x = 114,267,849,556.09
  5. Step 5: Solve for x
    x = 114,267,849,556.09/524,353.44
  6. Step 6: Final answer
    x = 217,921.43

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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.