Home / 866,242.94-1,195,423.20-479,038.34

Finding the Fourth Proportional to 866,242.94, 1,195,423.20 and 479,038.34

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Solution

The fourth proportional to 866,242.94, 1,195,423.20 and 479,038.34 is: 661,077.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,242.94 : 1,195,423.20 = 479,038.34 : x
  2. Step 2: Convert to fraction form
    866,242.94/1,195,423.20 = 479,038.34/x
  3. Step 3: Cross multiply
    866,242.94x = 1,195,423.20 × 479,038.34
  4. Step 4: Simplify right side
    866,242.94x = 572,653,548,314.05
  5. Step 5: Solve for x
    x = 572,653,548,314.05/866,242.94
  6. Step 6: Final answer
    x = 661,077.31

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Double scale
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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.