Home / 739,503.60-1,109,255.40-710,473.20

Finding the Fourth Proportional to 739,503.60, 1,109,255.40 and 710,473.20

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Solution

The fourth proportional to 739,503.60, 1,109,255.40 and 710,473.20 is: 1,065,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,503.60 : 1,109,255.40 = 710,473.20 : x
  2. Step 2: Convert to fraction form
    739,503.60/1,109,255.40 = 710,473.20/x
  3. Step 3: Cross multiply
    739,503.60x = 1,109,255.40 × 710,473.20
  4. Step 4: Simplify right side
    739,503.60x = 788,096,233,655.28
  5. Step 5: Solve for x
    x = 788,096,233,655.28/739,503.60
  6. Step 6: Final answer
    x = 1,065,709.80

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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.