Home / 838,754.00-1,157,492.88-456,779.87

Finding the Fourth Proportional to 838,754.00, 1,157,492.88 and 456,779.87

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Solution

The fourth proportional to 838,754.00, 1,157,492.88 and 456,779.87 is: 630,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,754.00 : 1,157,492.88 = 456,779.87 : x
  2. Step 2: Convert to fraction form
    838,754.00/1,157,492.88 = 456,779.87/x
  3. Step 3: Cross multiply
    838,754.00x = 1,157,492.88 × 456,779.87
  4. Step 4: Simplify right side
    838,754.00x = 528,719,441,464.86
  5. Step 5: Solve for x
    x = 528,719,441,464.86/838,754.00
  6. Step 6: Final answer
    x = 630,362.95

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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.