Home / 908,133.96-1,253,233.71-500,237.67

Finding the Fourth Proportional to 908,133.96, 1,253,233.71 and 500,237.67

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Solution

The fourth proportional to 908,133.96, 1,253,233.71 and 500,237.67 is: 690,332.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,133.96 : 1,253,233.71 = 500,237.67 : x
  2. Step 2: Convert to fraction form
    908,133.96/1,253,233.71 = 500,237.67/x
  3. Step 3: Cross multiply
    908,133.96x = 1,253,233.71 × 500,237.67
  4. Step 4: Simplify right side
    908,133.96x = 626,914,711,055.86
  5. Step 5: Solve for x
    x = 626,914,711,055.86/908,133.96
  6. Step 6: Final answer
    x = 690,332.86

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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.