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Finding the Fourth Proportional to 556,579.17, 833,755.82 and 256,649.13

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Solution

The fourth proportional to 556,579.17, 833,755.82 and 256,649.13 is: 384,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,579.17 : 833,755.82 = 256,649.13 : x
  2. Step 2: Convert to fraction form
    556,579.17/833,755.82 = 256,649.13/x
  3. Step 3: Cross multiply
    556,579.17x = 833,755.82 × 256,649.13
  4. Step 4: Simplify right side
    556,579.17x = 213,982,704,552.19
  5. Step 5: Solve for x
    x = 213,982,704,552.19/556,579.17
  6. Step 6: Final answer
    x = 384,460.50

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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.