Home / 936,600.69-1,292,510.52-506,881.20

Finding the Fourth Proportional to 936,600.69, 1,292,510.52 and 506,881.20

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Solution

The fourth proportional to 936,600.69, 1,292,510.52 and 506,881.20 is: 699,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,600.69 : 1,292,510.52 = 506,881.20 : x
  2. Step 2: Convert to fraction form
    936,600.69/1,292,510.52 = 506,881.20/x
  3. Step 3: Cross multiply
    936,600.69x = 1,292,510.52 × 506,881.20
  4. Step 4: Simplify right side
    936,600.69x = 655,149,283,390.22
  5. Step 5: Solve for x
    x = 655,149,283,390.22/936,600.69
  6. Step 6: Final answer
    x = 699,496.90

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Double scale
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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.