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Finding the Fourth Proportional to 630,184.40, 944,412.60 and 404,853.20

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Solution

The fourth proportional to 630,184.40, 944,412.60 and 404,853.20 is: 606,724.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,184.40 : 944,412.60 = 404,853.20 : x
  2. Step 2: Convert to fraction form
    630,184.40/944,412.60 = 404,853.20/x
  3. Step 3: Cross multiply
    630,184.40x = 944,412.60 × 404,853.20
  4. Step 4: Simplify right side
    630,184.40x = 382,348,463,230.32
  5. Step 5: Solve for x
    x = 382,348,463,230.32/630,184.40
  6. Step 6: Final answer
    x = 606,724.74

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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.