Home / 696,534.32-961,626.12-535,072.16

Finding the Fourth Proportional to 696,534.32, 961,626.12 and 535,072.16

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Solution

The fourth proportional to 696,534.32, 961,626.12 and 535,072.16 is: 738,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,534.32 : 961,626.12 = 535,072.16 : x
  2. Step 2: Convert to fraction form
    696,534.32/961,626.12 = 535,072.16/x
  3. Step 3: Cross multiply
    696,534.32x = 961,626.12 × 535,072.16
  4. Step 4: Simplify right side
    696,534.32x = 514,539,365,140.82
  5. Step 5: Solve for x
    x = 514,539,365,140.82/696,534.32
  6. Step 6: Final answer
    x = 738,713.59

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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.