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Finding the Fourth Proportional to 537,817.56, 740,587.50 and 525,883.20

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Solution

The fourth proportional to 537,817.56, 740,587.50 and 525,883.20 is: 724,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,817.56 : 740,587.50 = 525,883.20 : x
  2. Step 2: Convert to fraction form
    537,817.56/740,587.50 = 525,883.20/x
  3. Step 3: Cross multiply
    537,817.56x = 740,587.50 × 525,883.20
  4. Step 4: Simplify right side
    537,817.56x = 389,462,524,380.00
  5. Step 5: Solve for x
    x = 389,462,524,380.00/537,817.56
  6. Step 6: Final answer
    x = 724,153.60

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1.5x scale

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.