Home / 626,898.96-940,507.56-290,182.50

Finding the Fourth Proportional to 626,898.96, 940,507.56 and 290,182.50

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Solution

The fourth proportional to 626,898.96, 940,507.56 and 290,182.50 is: 435,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,898.96 : 940,507.56 = 290,182.50 : x
  2. Step 2: Convert to fraction form
    626,898.96/940,507.56 = 290,182.50/x
  3. Step 3: Cross multiply
    626,898.96x = 940,507.56 × 290,182.50
  4. Step 4: Simplify right side
    626,898.96x = 272,918,835,029.70
  5. Step 5: Solve for x
    x = 272,918,835,029.70/626,898.96
  6. Step 6: Final answer
    x = 435,347.40

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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.