Home / 669,486.25-923,975.27-414,875.71

Finding the Fourth Proportional to 669,486.25, 923,975.27 and 414,875.71

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Solution

The fourth proportional to 669,486.25, 923,975.27 and 414,875.71 is: 572,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,486.25 : 923,975.27 = 414,875.71 : x
  2. Step 2: Convert to fraction form
    669,486.25/923,975.27 = 414,875.71/x
  3. Step 3: Cross multiply
    669,486.25x = 923,975.27 × 414,875.71
  4. Step 4: Simplify right side
    669,486.25x = 383,334,896,163.69
  5. Step 5: Solve for x
    x = 383,334,896,163.69/669,486.25
  6. Step 6: Final answer
    x = 572,580.69

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Double scale
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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.