Home / 914,605.76-1,262,053.82-506,606.38

Finding the Fourth Proportional to 914,605.76, 1,262,053.82 and 506,606.38

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Solution

The fourth proportional to 914,605.76, 1,262,053.82 and 506,606.38 is: 699,060.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,605.76 : 1,262,053.82 = 506,606.38 : x
  2. Step 2: Convert to fraction form
    914,605.76/1,262,053.82 = 506,606.38/x
  3. Step 3: Cross multiply
    914,605.76x = 1,262,053.82 × 506,606.38
  4. Step 4: Simplify right side
    914,605.76x = 639,364,515,226.75
  5. Step 5: Solve for x
    x = 639,364,515,226.75/914,605.76
  6. Step 6: Final answer
    x = 699,060.23

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1.5x scale

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.