Home / 610,440.20-916,535.10-461,724.20

Finding the Fourth Proportional to 610,440.20, 916,535.10 and 461,724.20

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Solution

The fourth proportional to 610,440.20, 916,535.10 and 461,724.20 is: 693,247.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,440.20 : 916,535.10 = 461,724.20 : x
  2. Step 2: Convert to fraction form
    610,440.20/916,535.10 = 461,724.20/x
  3. Step 3: Cross multiply
    610,440.20x = 916,535.10 × 461,724.20
  4. Step 4: Simplify right side
    610,440.20x = 423,186,435,819.42
  5. Step 5: Solve for x
    x = 423,186,435,819.42/610,440.20
  6. Step 6: Final answer
    x = 693,247.98

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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.