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Finding the Fourth Proportional to 1,613,954, 2,227,256.52 and 898,730.96

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Solution

The fourth proportional to 1,613,954, 2,227,256.52 and 898,730.96 is: 1,240,248.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,954 : 2,227,256.52 = 898,730.96 : x
  2. Step 2: Convert to fraction form
    1,613,954/2,227,256.52 = 898,730.96/x
  3. Step 3: Cross multiply
    1,613,954x = 2,227,256.52 × 898,730.96
  4. Step 4: Simplify right side
    1,613,954x = 2,001,704,390,385.86
  5. Step 5: Solve for x
    x = 2,001,704,390,385.86/1,613,954
  6. Step 6: Final answer
    x = 1,240,248.72

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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.