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Finding the Fourth Proportional to 610,117.13, 841,676.86 and 383,887.37

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Solution

The fourth proportional to 610,117.13, 841,676.86 and 383,887.37 is: 529,585.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,117.13 : 841,676.86 = 383,887.37 : x
  2. Step 2: Convert to fraction form
    610,117.13/841,676.86 = 383,887.37/x
  3. Step 3: Cross multiply
    610,117.13x = 841,676.86 × 383,887.37
  4. Step 4: Simplify right side
    610,117.13x = 323,109,116,175.26
  5. Step 5: Solve for x
    x = 323,109,116,175.26/610,117.13
  6. Step 6: Final answer
    x = 529,585.39

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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.