Home / 936,319.83-1,292,112.18-506,590.53

Finding the Fourth Proportional to 936,319.83, 1,292,112.18 and 506,590.53

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Solution

The fourth proportional to 936,319.83, 1,292,112.18 and 506,590.53 is: 699,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,319.83 : 1,292,112.18 = 506,590.53 : x
  2. Step 2: Convert to fraction form
    936,319.83/1,292,112.18 = 506,590.53/x
  3. Step 3: Cross multiply
    936,319.83x = 1,292,112.18 × 506,590.53
  4. Step 4: Simplify right side
    936,319.83x = 654,571,794,085.66
  5. Step 5: Solve for x
    x = 654,571,794,085.66/936,319.83
  6. Step 6: Final answer
    x = 699,089.96

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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.