Home / 883,011.56-1,323,479.90-408,695.08

Finding the Fourth Proportional to 883,011.56, 1,323,479.90 and 408,695.08

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Solution

The fourth proportional to 883,011.56, 1,323,479.90 and 408,695.08 is: 612,562.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,011.56 : 1,323,479.90 = 408,695.08 : x
  2. Step 2: Convert to fraction form
    883,011.56/1,323,479.90 = 408,695.08/x
  3. Step 3: Cross multiply
    883,011.56x = 1,323,479.90 × 408,695.08
  4. Step 4: Simplify right side
    883,011.56x = 540,899,723,608.89
  5. Step 5: Solve for x
    x = 540,899,723,608.89/883,011.56
  6. Step 6: Final answer
    x = 612,562.45

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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.