Home / 911,526.88-1,257,932.46-503,655.00

Finding the Fourth Proportional to 911,526.88, 1,257,932.46 and 503,655.00

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Solution

The fourth proportional to 911,526.88, 1,257,932.46 and 503,655.00 is: 695,057.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,526.88 : 1,257,932.46 = 503,655.00 : x
  2. Step 2: Convert to fraction form
    911,526.88/1,257,932.46 = 503,655.00/x
  3. Step 3: Cross multiply
    911,526.88x = 1,257,932.46 × 503,655.00
  4. Step 4: Simplify right side
    911,526.88x = 633,563,975,026.99
  5. Step 5: Solve for x
    x = 633,563,975,026.99/911,526.88
  6. Step 6: Final answer
    x = 695,057.92

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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.