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Finding the Fourth Proportional to 732,670.80, 1,099,265.40 and 706,750.80

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Solution

The fourth proportional to 732,670.80, 1,099,265.40 and 706,750.80 is: 1,060,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,670.80 : 1,099,265.40 = 706,750.80 : x
  2. Step 2: Convert to fraction form
    732,670.80/1,099,265.40 = 706,750.80/x
  3. Step 3: Cross multiply
    732,670.80x = 1,099,265.40 × 706,750.80
  4. Step 4: Simplify right side
    732,670.80x = 776,906,700,862.32
  5. Step 5: Solve for x
    x = 776,906,700,862.32/732,670.80
  6. Step 6: Final answer
    x = 1,060,376.23

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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.