Home / 704,827.92-972,637.86-382,531.56

Finding the Fourth Proportional to 704,827.92, 972,637.86 and 382,531.56

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Solution

The fourth proportional to 704,827.92, 972,637.86 and 382,531.56 is: 527,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,827.92 : 972,637.86 = 382,531.56 : x
  2. Step 2: Convert to fraction form
    704,827.92/972,637.86 = 382,531.56/x
  3. Step 3: Cross multiply
    704,827.92x = 972,637.86 × 382,531.56
  4. Step 4: Simplify right side
    704,827.92x = 372,064,677,900.86
  5. Step 5: Solve for x
    x = 372,064,677,900.86/704,827.92
  6. Step 6: Final answer
    x = 527,880.16

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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.