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Finding the Fourth Proportional to 524,559.60, 786,839.40 and 465,510.60

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Solution

The fourth proportional to 524,559.60, 786,839.40 and 465,510.60 is: 698,265.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,559.60 : 786,839.40 = 465,510.60 : x
  2. Step 2: Convert to fraction form
    524,559.60/786,839.40 = 465,510.60/x
  3. Step 3: Cross multiply
    524,559.60x = 786,839.40 × 465,510.60
  4. Step 4: Simplify right side
    524,559.60x = 366,282,081,197.64
  5. Step 5: Solve for x
    x = 366,282,081,197.64/524,559.60
  6. Step 6: Final answer
    x = 698,265.90

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Similar ratio
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1.5x scale

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.