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Finding the Fourth Proportional to 581,088.76, 801,896.82 and 322,966.28

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Solution

The fourth proportional to 581,088.76, 801,896.82 and 322,966.28 is: 445,690.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,088.76 : 801,896.82 = 322,966.28 : x
  2. Step 2: Convert to fraction form
    581,088.76/801,896.82 = 322,966.28/x
  3. Step 3: Cross multiply
    581,088.76x = 801,896.82 × 322,966.28
  4. Step 4: Simplify right side
    581,088.76x = 258,985,632,899.23
  5. Step 5: Solve for x
    x = 258,985,632,899.23/581,088.76
  6. Step 6: Final answer
    x = 445,690.32

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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.