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Finding the Fourth Proportional to 566,719.80, 849,302.10 and 461,743.80

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Solution

The fourth proportional to 566,719.80, 849,302.10 and 461,743.80 is: 691,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,719.80 : 849,302.10 = 461,743.80 : x
  2. Step 2: Convert to fraction form
    566,719.80/849,302.10 = 461,743.80/x
  3. Step 3: Cross multiply
    566,719.80x = 849,302.10 × 461,743.80
  4. Step 4: Simplify right side
    566,719.80x = 392,159,979,001.98
  5. Step 5: Solve for x
    x = 392,159,979,001.98/566,719.80
  6. Step 6: Final answer
    x = 691,982.14

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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.