Home / 914,417.67-1,261,906.53-506,525.76

Finding the Fourth Proportional to 914,417.67, 1,261,906.53 and 506,525.76

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Solution

The fourth proportional to 914,417.67, 1,261,906.53 and 506,525.76 is: 699,011.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,417.67 : 1,261,906.53 = 506,525.76 : x
  2. Step 2: Convert to fraction form
    914,417.67/1,261,906.53 = 506,525.76/x
  3. Step 3: Cross multiply
    914,417.67x = 1,261,906.53 × 506,525.76
  4. Step 4: Simplify right side
    914,417.67x = 639,188,164,157.21
  5. Step 5: Solve for x
    x = 639,188,164,157.21/914,417.67
  6. Step 6: Final answer
    x = 699,011.17

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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.