Home / 936,522.56-1,292,401.12-506,802.68

Finding the Fourth Proportional to 936,522.56, 1,292,401.12 and 506,802.68

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Solution

The fourth proportional to 936,522.56, 1,292,401.12 and 506,802.68 is: 699,387.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,522.56 : 1,292,401.12 = 506,802.68 : x
  2. Step 2: Convert to fraction form
    936,522.56/1,292,401.12 = 506,802.68/x
  3. Step 3: Cross multiply
    936,522.56x = 1,292,401.12 × 506,802.68
  4. Step 4: Simplify right side
    936,522.56x = 654,992,351,251.00
  5. Step 5: Solve for x
    x = 654,992,351,251.00/936,522.56
  6. Step 6: Final answer
    x = 699,387.69

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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.