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Finding the Fourth Proportional to 692,567.84, 953,611.89 and 590,364.20

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Solution

The fourth proportional to 692,567.84, 953,611.89 and 590,364.20 is: 812,885.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,567.84 : 953,611.89 = 590,364.20 : x
  2. Step 2: Convert to fraction form
    692,567.84/953,611.89 = 590,364.20/x
  3. Step 3: Cross multiply
    692,567.84x = 953,611.89 × 590,364.20
  4. Step 4: Simplify right side
    692,567.84x = 562,978,315,782.28
  5. Step 5: Solve for x
    x = 562,978,315,782.28/692,567.84
  6. Step 6: Final answer
    x = 812,885.45

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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.