Home / 705,184.42-973,127.21-382,887.14

Finding the Fourth Proportional to 705,184.42, 973,127.21 and 382,887.14

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Solution

The fourth proportional to 705,184.42, 973,127.21 and 382,887.14 is: 528,369.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,184.42 : 973,127.21 = 382,887.14 : x
  2. Step 2: Convert to fraction form
    705,184.42/973,127.21 = 382,887.14/x
  3. Step 3: Cross multiply
    705,184.42x = 973,127.21 × 382,887.14
  4. Step 4: Simplify right side
    705,184.42x = 372,597,888,470.23
  5. Step 5: Solve for x
    x = 372,597,888,470.23/705,184.42
  6. Step 6: Final answer
    x = 528,369.43

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Double scale
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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.