Home / 610,976.40-916,464.60-601,645.20

Finding the Fourth Proportional to 610,976.40, 916,464.60 and 601,645.20

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Solution

The fourth proportional to 610,976.40, 916,464.60 and 601,645.20 is: 902,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,976.40 : 916,464.60 = 601,645.20 : x
  2. Step 2: Convert to fraction form
    610,976.40/916,464.60 = 601,645.20/x
  3. Step 3: Cross multiply
    610,976.40x = 916,464.60 × 601,645.20
  4. Step 4: Simplify right side
    610,976.40x = 551,386,527,559.92
  5. Step 5: Solve for x
    x = 551,386,527,559.92/610,976.40
  6. Step 6: Final answer
    x = 902,467.80

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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.