Home / 936,534.53-1,292,417.57-506,814.68

Finding the Fourth Proportional to 936,534.53, 1,292,417.57 and 506,814.68

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Solution

The fourth proportional to 936,534.53, 1,292,417.57 and 506,814.68 is: 699,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,534.53 : 1,292,417.57 = 506,814.68 : x
  2. Step 2: Convert to fraction form
    936,534.53/1,292,417.57 = 506,814.68/x
  3. Step 3: Cross multiply
    936,534.53x = 1,292,417.57 × 506,814.68
  4. Step 4: Simplify right side
    936,534.53x = 655,016,194,631.85
  5. Step 5: Solve for x
    x = 655,016,194,631.85/936,534.53
  6. Step 6: Final answer
    x = 699,404.21

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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.