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Finding the Fourth Proportional to 607,756.48, 838,703.67 and 335,822.00

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Solution

The fourth proportional to 607,756.48, 838,703.67 and 335,822.00 is: 463,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,756.48 : 838,703.67 = 335,822.00 : x
  2. Step 2: Convert to fraction form
    607,756.48/838,703.67 = 335,822.00/x
  3. Step 3: Cross multiply
    607,756.48x = 838,703.67 × 335,822.00
  4. Step 4: Simplify right side
    607,756.48x = 281,655,142,398.58
  5. Step 5: Solve for x
    x = 281,655,142,398.58/607,756.48
  6. Step 6: Final answer
    x = 463,434.21

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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.