Home / 840,617.84-1,160,050.92-458,644.40

Finding the Fourth Proportional to 840,617.84, 1,160,050.92 and 458,644.40

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Solution

The fourth proportional to 840,617.84, 1,160,050.92 and 458,644.40 is: 632,928.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,617.84 : 1,160,050.92 = 458,644.40 : x
  2. Step 2: Convert to fraction form
    840,617.84/1,160,050.92 = 458,644.40/x
  3. Step 3: Cross multiply
    840,617.84x = 1,160,050.92 × 458,644.40
  4. Step 4: Simplify right side
    840,617.84x = 532,050,858,172.85
  5. Step 5: Solve for x
    x = 532,050,858,172.85/840,617.84
  6. Step 6: Final answer
    x = 632,928.34

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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.