Home / 840,261.95-1,159,556.01-477,685.91

Finding the Fourth Proportional to 840,261.95, 1,159,556.01 and 477,685.91

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Solution

The fourth proportional to 840,261.95, 1,159,556.01 and 477,685.91 is: 659,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,261.95 : 1,159,556.01 = 477,685.91 : x
  2. Step 2: Convert to fraction form
    840,261.95/1,159,556.01 = 477,685.91/x
  3. Step 3: Cross multiply
    840,261.95x = 1,159,556.01 × 477,685.91
  4. Step 4: Simplify right side
    840,261.95x = 553,903,562,035.04
  5. Step 5: Solve for x
    x = 553,903,562,035.04/840,261.95
  6. Step 6: Final answer
    x = 659,203.44

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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.