Home / 1,209,777.35-1,814,670.27-356,859.50

Finding the Fourth Proportional to 1,209,777.35, 1,814,670.27 and 356,859.50

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Solution

The fourth proportional to 1,209,777.35, 1,814,670.27 and 356,859.50 is: 535,290.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,777.35 : 1,814,670.27 = 356,859.50 : x
  2. Step 2: Convert to fraction form
    1,209,777.35/1,814,670.27 = 356,859.50/x
  3. Step 3: Cross multiply
    1,209,777.35x = 1,814,670.27 × 356,859.50
  4. Step 4: Simplify right side
    1,209,777.35x = 647,582,316,143.71
  5. Step 5: Solve for x
    x = 647,582,316,143.71/1,209,777.35
  6. Step 6: Final answer
    x = 535,290.50

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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.