Home / 749,593.80-1,124,001.90-276,035.40

Finding the Fourth Proportional to 749,593.80, 1,124,001.90 and 276,035.40

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Solution

The fourth proportional to 749,593.80, 1,124,001.90 and 276,035.40 is: 413,909.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,593.80 : 1,124,001.90 = 276,035.40 : x
  2. Step 2: Convert to fraction form
    749,593.80/1,124,001.90 = 276,035.40/x
  3. Step 3: Cross multiply
    749,593.80x = 1,124,001.90 × 276,035.40
  4. Step 4: Simplify right side
    749,593.80x = 310,264,314,067.26
  5. Step 5: Solve for x
    x = 310,264,314,067.26/749,593.80
  6. Step 6: Final answer
    x = 413,909.93

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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.