Home / 824,302.14-1,137,573.25-456,778.28

Finding the Fourth Proportional to 824,302.14, 1,137,573.25 and 456,778.28

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Solution

The fourth proportional to 824,302.14, 1,137,573.25 and 456,778.28 is: 630,374.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,302.14 : 1,137,573.25 = 456,778.28 : x
  2. Step 2: Convert to fraction form
    824,302.14/1,137,573.25 = 456,778.28/x
  3. Step 3: Cross multiply
    824,302.14x = 1,137,573.25 × 456,778.28
  4. Step 4: Simplify right side
    824,302.14x = 519,618,755,338.16
  5. Step 5: Solve for x
    x = 519,618,755,338.16/824,302.14
  6. Step 6: Final answer
    x = 630,374.14

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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.