Home / 936,521.48-1,292,389.08-506,793.80

Finding the Fourth Proportional to 936,521.48, 1,292,389.08 and 506,793.80

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Solution

The fourth proportional to 936,521.48, 1,292,389.08 and 506,793.80 is: 699,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,521.48 : 1,292,389.08 = 506,793.80 : x
  2. Step 2: Convert to fraction form
    936,521.48/1,292,389.08 = 506,793.80/x
  3. Step 3: Cross multiply
    936,521.48x = 1,292,389.08 × 506,793.80
  4. Step 4: Simplify right side
    936,521.48x = 654,974,772,931.70
  5. Step 5: Solve for x
    x = 654,974,772,931.70/936,521.48
  6. Step 6: Final answer
    x = 699,369.73

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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.