Home / 1,115,391.96-1,673,127.18-357,256.44

Finding the Fourth Proportional to 1,115,391.96, 1,673,127.18 and 357,256.44

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Solution

The fourth proportional to 1,115,391.96, 1,673,127.18 and 357,256.44 is: 535,897.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,391.96 : 1,673,127.18 = 357,256.44 : x
  2. Step 2: Convert to fraction form
    1,115,391.96/1,673,127.18 = 357,256.44/x
  3. Step 3: Cross multiply
    1,115,391.96x = 1,673,127.18 × 357,256.44
  4. Step 4: Simplify right side
    1,115,391.96x = 597,735,459,994.04
  5. Step 5: Solve for x
    x = 597,735,459,994.04/1,115,391.96
  6. Step 6: Final answer
    x = 535,897.23

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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.