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Finding the Fourth Proportional to 806,613.16, 1,113,012.84 and 534,258.76

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Solution

The fourth proportional to 806,613.16, 1,113,012.84 and 534,258.76 is: 737,202.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,613.16 : 1,113,012.84 = 534,258.76 : x
  2. Step 2: Convert to fraction form
    806,613.16/1,113,012.84 = 534,258.76/x
  3. Step 3: Cross multiply
    806,613.16x = 1,113,012.84 × 534,258.76
  4. Step 4: Simplify right side
    806,613.16x = 594,636,859,762.48
  5. Step 5: Solve for x
    x = 594,636,859,762.48/806,613.16
  6. Step 6: Final answer
    x = 737,202.03

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Double scale
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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.