Home / 847,571.95-1,169,956.34-561,184.30

Finding the Fourth Proportional to 847,571.95, 1,169,956.34 and 561,184.30

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Solution

The fourth proportional to 847,571.95, 1,169,956.34 and 561,184.30 is: 774,637.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,571.95 : 1,169,956.34 = 561,184.30 : x
  2. Step 2: Convert to fraction form
    847,571.95/1,169,956.34 = 561,184.30/x
  3. Step 3: Cross multiply
    847,571.95x = 1,169,956.34 × 561,184.30
  4. Step 4: Simplify right side
    847,571.95x = 656,561,129,693.46
  5. Step 5: Solve for x
    x = 656,561,129,693.46/847,571.95
  6. Step 6: Final answer
    x = 774,637.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.