Home / 961,409.39-1,326,690.95-525,740.27

Finding the Fourth Proportional to 961,409.39, 1,326,690.95 and 525,740.27

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Solution

The fourth proportional to 961,409.39, 1,326,690.95 and 525,740.27 is: 725,492.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,409.39 : 1,326,690.95 = 525,740.27 : x
  2. Step 2: Convert to fraction form
    961,409.39/1,326,690.95 = 525,740.27/x
  3. Step 3: Cross multiply
    961,409.39x = 1,326,690.95 × 525,740.27
  4. Step 4: Simplify right side
    961,409.39x = 697,494,848,997.40
  5. Step 5: Solve for x
    x = 697,494,848,997.40/961,409.39
  6. Step 6: Final answer
    x = 725,492.03

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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.