Home / 532,306.16-734,582.76-305,951.12

Finding the Fourth Proportional to 532,306.16, 734,582.76 and 305,951.12

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Solution

The fourth proportional to 532,306.16, 734,582.76 and 305,951.12 is: 422,212.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,306.16 : 734,582.76 = 305,951.12 : x
  2. Step 2: Convert to fraction form
    532,306.16/734,582.76 = 305,951.12/x
  3. Step 3: Cross multiply
    532,306.16x = 734,582.76 × 305,951.12
  4. Step 4: Simplify right side
    532,306.16x = 224,746,418,154.69
  5. Step 5: Solve for x
    x = 224,746,418,154.69/532,306.16
  6. Step 6: Final answer
    x = 422,212.69

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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.