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Finding the Fourth Proportional to 692,254.94, 955,744.26 and 530,799.80

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Solution

The fourth proportional to 692,254.94, 955,744.26 and 530,799.80 is: 732,835.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,254.94 : 955,744.26 = 530,799.80 : x
  2. Step 2: Convert to fraction form
    692,254.94/955,744.26 = 530,799.80/x
  3. Step 3: Cross multiply
    692,254.94x = 955,744.26 × 530,799.80
  4. Step 4: Simplify right side
    692,254.94x = 507,308,862,059.15
  5. Step 5: Solve for x
    x = 507,308,862,059.15/692,254.94
  6. Step 6: Final answer
    x = 732,835.31

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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.