Home / 838,551.93-1,157,222.48-456,599.67

Finding the Fourth Proportional to 838,551.93, 1,157,222.48 and 456,599.67

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Solution

The fourth proportional to 838,551.93, 1,157,222.48 and 456,599.67 is: 630,118.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,551.93 : 1,157,222.48 = 456,599.67 : x
  2. Step 2: Convert to fraction form
    838,551.93/1,157,222.48 = 456,599.67/x
  3. Step 3: Cross multiply
    838,551.93x = 1,157,222.48 × 456,599.67
  4. Step 4: Simplify right side
    838,551.93x = 528,387,400,201.58
  5. Step 5: Solve for x
    x = 528,387,400,201.58/838,551.93
  6. Step 6: Final answer
    x = 630,118.88

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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.