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Finding the Fourth Proportional to 404,256.40, 566,788.40 and 404,256.40

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Solution

The fourth proportional to 404,256.40, 566,788.40 and 404,256.40 is: 566,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,256.40 : 566,788.40 = 404,256.40 : x
  2. Step 2: Convert to fraction form
    404,256.40/566,788.40 = 404,256.40/x
  3. Step 3: Cross multiply
    404,256.40x = 566,788.40 × 404,256.40
  4. Step 4: Simplify right side
    404,256.40x = 229,127,838,145.76
  5. Step 5: Solve for x
    x = 229,127,838,145.76/404,256.40
  6. Step 6: Final answer
    x = 566,788.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.