Home / 536,779.20-740,445.93-335,225.28

Finding the Fourth Proportional to 536,779.20, 740,445.93 and 335,225.28

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Solution

The fourth proportional to 536,779.20, 740,445.93 and 335,225.28 is: 462,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,779.20 : 740,445.93 = 335,225.28 : x
  2. Step 2: Convert to fraction form
    536,779.20/740,445.93 = 335,225.28/x
  3. Step 3: Cross multiply
    536,779.20x = 740,445.93 × 335,225.28
  4. Step 4: Simplify right side
    536,779.20x = 248,216,194,209.11
  5. Step 5: Solve for x
    x = 248,216,194,209.11/536,779.20
  6. Step 6: Final answer
    x = 462,417.68

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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.