Home / 739,746.60-1,109,619.90-710,716.20

Finding the Fourth Proportional to 739,746.60, 1,109,619.90 and 710,716.20

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Solution

The fourth proportional to 739,746.60, 1,109,619.90 and 710,716.20 is: 1,066,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,746.60 : 1,109,619.90 = 710,716.20 : x
  2. Step 2: Convert to fraction form
    739,746.60/1,109,619.90 = 710,716.20/x
  3. Step 3: Cross multiply
    739,746.60x = 1,109,619.90 × 710,716.20
  4. Step 4: Simplify right side
    739,746.60x = 788,624,838,772.38
  5. Step 5: Solve for x
    x = 788,624,838,772.38/739,746.60
  6. Step 6: Final answer
    x = 1,066,074.30

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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.