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Finding the Fourth Proportional to 773,063.01, 1,066,877.41 and 446,389.80

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Solution

The fourth proportional to 773,063.01, 1,066,877.41 and 446,389.80 is: 616,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,063.01 : 1,066,877.41 = 446,389.80 : x
  2. Step 2: Convert to fraction form
    773,063.01/1,066,877.41 = 446,389.80/x
  3. Step 3: Cross multiply
    773,063.01x = 1,066,877.41 × 446,389.80
  4. Step 4: Simplify right side
    773,063.01x = 476,243,193,674.42
  5. Step 5: Solve for x
    x = 476,243,193,674.42/773,063.01
  6. Step 6: Final answer
    x = 616,047.06

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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.