Home / 634,844.80-952,534.40-395,159.20

Finding the Fourth Proportional to 634,844.80, 952,534.40 and 395,159.20

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Solution

The fourth proportional to 634,844.80, 952,534.40 and 395,159.20 is: 592,905.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,844.80 : 952,534.40 = 395,159.20 : x
  2. Step 2: Convert to fraction form
    634,844.80/952,534.40 = 395,159.20/x
  3. Step 3: Cross multiply
    634,844.80x = 952,534.40 × 395,159.20
  4. Step 4: Simplify right side
    634,844.80x = 376,402,731,476.48
  5. Step 5: Solve for x
    x = 376,402,731,476.48/634,844.80
  6. Step 6: Final answer
    x = 592,905.12

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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.