Home / 424,846.08-633,182.40-407,116.80

Finding the Fourth Proportional to 424,846.08, 633,182.40 and 407,116.80

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Solution

The fourth proportional to 424,846.08, 633,182.40 and 407,116.80 is: 606,759.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,846.08 : 633,182.40 = 407,116.80 : x
  2. Step 2: Convert to fraction form
    424,846.08/633,182.40 = 407,116.80/x
  3. Step 3: Cross multiply
    424,846.08x = 633,182.40 × 407,116.80
  4. Step 4: Simplify right side
    424,846.08x = 257,779,192,504.32
  5. Step 5: Solve for x
    x = 257,779,192,504.32/424,846.08
  6. Step 6: Final answer
    x = 606,759.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.