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Finding the Fourth Proportional to 566,690.80, 849,258.60 and 461,714.80

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Solution

The fourth proportional to 566,690.80, 849,258.60 and 461,714.80 is: 691,938.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,690.80 : 849,258.60 = 461,714.80 : x
  2. Step 2: Convert to fraction form
    566,690.80/849,258.60 = 461,714.80/x
  3. Step 3: Cross multiply
    566,690.80x = 849,258.60 × 461,714.80
  4. Step 4: Simplify right side
    566,690.80x = 392,115,264,647.28
  5. Step 5: Solve for x
    x = 392,115,264,647.28/566,690.80
  6. Step 6: Final answer
    x = 691,938.65

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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.