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Finding the Fourth Proportional to 571,536.40, 799,101.20 and 571,536.40

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Solution

The fourth proportional to 571,536.40, 799,101.20 and 571,536.40 is: 799,101.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,536.40 : 799,101.20 = 571,536.40 : x
  2. Step 2: Convert to fraction form
    571,536.40/799,101.20 = 571,536.40/x
  3. Step 3: Cross multiply
    571,536.40x = 799,101.20 × 571,536.40
  4. Step 4: Simplify right side
    571,536.40x = 456,715,423,083.68
  5. Step 5: Solve for x
    x = 456,715,423,083.68/571,536.40
  6. Step 6: Final answer
    x = 799,101.20

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Double scale
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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.