Home / 914,894.71-1,262,557.67-507,003.28

Finding the Fourth Proportional to 914,894.71, 1,262,557.67 and 507,003.28

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Solution

The fourth proportional to 914,894.71, 1,262,557.67 and 507,003.28 is: 699,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,894.71 : 1,262,557.67 = 507,003.28 : x
  2. Step 2: Convert to fraction form
    914,894.71/1,262,557.67 = 507,003.28/x
  3. Step 3: Cross multiply
    914,894.71x = 1,262,557.67 × 507,003.28
  4. Step 4: Simplify right side
    914,894.71x = 640,120,874,187.75
  5. Step 5: Solve for x
    x = 640,120,874,187.75/914,894.71
  6. Step 6: Final answer
    x = 699,666.17

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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.