Home / 497,742.20-746,030.10-372,937.40

Finding the Fourth Proportional to 497,742.20, 746,030.10 and 372,937.40

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Solution

The fourth proportional to 497,742.20, 746,030.10 and 372,937.40 is: 558,969.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,742.20 : 746,030.10 = 372,937.40 : x
  2. Step 2: Convert to fraction form
    497,742.20/746,030.10 = 372,937.40/x
  3. Step 3: Cross multiply
    497,742.20x = 746,030.10 × 372,937.40
  4. Step 4: Simplify right side
    497,742.20x = 278,222,525,815.74
  5. Step 5: Solve for x
    x = 278,222,525,815.74/497,742.20
  6. Step 6: Final answer
    x = 558,969.13

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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.