Home / 758,359.84-1,046,542.80-418,833.76

Finding the Fourth Proportional to 758,359.84, 1,046,542.80 and 418,833.76

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Solution

The fourth proportional to 758,359.84, 1,046,542.80 and 418,833.76 is: 577,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,359.84 : 1,046,542.80 = 418,833.76 : x
  2. Step 2: Convert to fraction form
    758,359.84/1,046,542.80 = 418,833.76/x
  3. Step 3: Cross multiply
    758,359.84x = 1,046,542.80 × 418,833.76
  4. Step 4: Simplify right side
    758,359.84x = 438,327,455,924.93
  5. Step 5: Solve for x
    x = 438,327,455,924.93/758,359.84
  6. Step 6: Final answer
    x = 577,994.02

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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.