Home / 497,326.44-686,312.01-282,468.27

Finding the Fourth Proportional to 497,326.44, 686,312.01 and 282,468.27

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Solution

The fourth proportional to 497,326.44, 686,312.01 and 282,468.27 is: 389,807.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,326.44 : 686,312.01 = 282,468.27 : x
  2. Step 2: Convert to fraction form
    497,326.44/686,312.01 = 282,468.27/x
  3. Step 3: Cross multiply
    497,326.44x = 686,312.01 × 282,468.27
  4. Step 4: Simplify right side
    497,326.44x = 193,861,366,144.92
  5. Step 5: Solve for x
    x = 193,861,366,144.92/497,326.44
  6. Step 6: Final answer
    x = 389,807.08

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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.