Home / 929,127.95-1,394,199.72-360,531.36

Finding the Fourth Proportional to 929,127.95, 1,394,199.72 and 360,531.36

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Solution

The fourth proportional to 929,127.95, 1,394,199.72 and 360,531.36 is: 540,994.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,127.95 : 1,394,199.72 = 360,531.36 : x
  2. Step 2: Convert to fraction form
    929,127.95/1,394,199.72 = 360,531.36/x
  3. Step 3: Cross multiply
    929,127.95x = 1,394,199.72 × 360,531.36
  4. Step 4: Simplify right side
    929,127.95x = 502,652,721,163.22
  5. Step 5: Solve for x
    x = 502,652,721,163.22/929,127.95
  6. Step 6: Final answer
    x = 540,994.08

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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.