Home / 788,916.08-1,184,423.88-415,201.52

Finding the Fourth Proportional to 788,916.08, 1,184,423.88 and 415,201.52

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Solution

The fourth proportional to 788,916.08, 1,184,423.88 and 415,201.52 is: 623,354.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,916.08 : 1,184,423.88 = 415,201.52 : x
  2. Step 2: Convert to fraction form
    788,916.08/1,184,423.88 = 415,201.52/x
  3. Step 3: Cross multiply
    788,916.08x = 1,184,423.88 × 415,201.52
  4. Step 4: Simplify right side
    788,916.08x = 491,774,595,300.30
  5. Step 5: Solve for x
    x = 491,774,595,300.30/788,916.08
  6. Step 6: Final answer
    x = 623,354.76

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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.