Home / 658,848.50-909,308.46-417,153.56

Finding the Fourth Proportional to 658,848.50, 909,308.46 and 417,153.56

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Solution

The fourth proportional to 658,848.50, 909,308.46 and 417,153.56 is: 575,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,848.50 : 909,308.46 = 417,153.56 : x
  2. Step 2: Convert to fraction form
    658,848.50/909,308.46 = 417,153.56/x
  3. Step 3: Cross multiply
    658,848.50x = 909,308.46 × 417,153.56
  4. Step 4: Simplify right side
    658,848.50x = 379,321,261,227.12
  5. Step 5: Solve for x
    x = 379,321,261,227.12/658,848.50
  6. Step 6: Final answer
    x = 575,733.66

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1.5x scale

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.