Home / 440,530.60-607,939.78-249,539.24

Finding the Fourth Proportional to 440,530.60, 607,939.78 and 249,539.24

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Solution

The fourth proportional to 440,530.60, 607,939.78 and 249,539.24 is: 344,368.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,530.60 : 607,939.78 = 249,539.24 : x
  2. Step 2: Convert to fraction form
    440,530.60/607,939.78 = 249,539.24/x
  3. Step 3: Cross multiply
    440,530.60x = 607,939.78 × 249,539.24
  4. Step 4: Simplify right side
    440,530.60x = 151,704,830,666.97
  5. Step 5: Solve for x
    x = 151,704,830,666.97/440,530.60
  6. Step 6: Final answer
    x = 344,368.43

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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.