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Finding the Fourth Proportional to 562,253.81, 776,010.14 and 332,938.38

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Solution

The fourth proportional to 562,253.81, 776,010.14 and 332,938.38 is: 459,514.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,253.81 : 776,010.14 = 332,938.38 : x
  2. Step 2: Convert to fraction form
    562,253.81/776,010.14 = 332,938.38/x
  3. Step 3: Cross multiply
    562,253.81x = 776,010.14 × 332,938.38
  4. Step 4: Simplify right side
    562,253.81x = 258,363,561,369.04
  5. Step 5: Solve for x
    x = 258,363,561,369.04/562,253.81
  6. Step 6: Final answer
    x = 459,514.12

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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.