Home / 954,835.98-1,317,647.39-525,116.13

Finding the Fourth Proportional to 954,835.98, 1,317,647.39 and 525,116.13

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Solution

The fourth proportional to 954,835.98, 1,317,647.39 and 525,116.13 is: 724,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,835.98 : 1,317,647.39 = 525,116.13 : x
  2. Step 2: Convert to fraction form
    954,835.98/1,317,647.39 = 525,116.13/x
  3. Step 3: Cross multiply
    954,835.98x = 1,317,647.39 × 525,116.13
  4. Step 4: Simplify right side
    954,835.98x = 691,917,895,515.82
  5. Step 5: Solve for x
    x = 691,917,895,515.82/954,835.98
  6. Step 6: Final answer
    x = 724,645.81

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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.