Home / 525,304.26-786,824.64-355,895.16

Finding the Fourth Proportional to 525,304.26, 786,824.64 and 355,895.16

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Solution

The fourth proportional to 525,304.26, 786,824.64 and 355,895.16 is: 533,075.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,304.26 : 786,824.64 = 355,895.16 : x
  2. Step 2: Convert to fraction form
    525,304.26/786,824.64 = 355,895.16/x
  3. Step 3: Cross multiply
    525,304.26x = 786,824.64 × 355,895.16
  4. Step 4: Simplify right side
    525,304.26x = 280,027,081,144.74
  5. Step 5: Solve for x
    x = 280,027,081,144.74/525,304.26
  6. Step 6: Final answer
    x = 533,075.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.