Home / 936,535.17-1,292,421.77-506,815.19

Finding the Fourth Proportional to 936,535.17, 1,292,421.77 and 506,815.19

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Solution

The fourth proportional to 936,535.17, 1,292,421.77 and 506,815.19 is: 699,406.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,535.17 : 1,292,421.77 = 506,815.19 : x
  2. Step 2: Convert to fraction form
    936,535.17/1,292,421.77 = 506,815.19/x
  3. Step 3: Cross multiply
    936,535.17x = 1,292,421.77 × 506,815.19
  4. Step 4: Simplify right side
    936,535.17x = 655,018,984,922.69
  5. Step 5: Solve for x
    x = 655,018,984,922.69/936,535.17
  6. Step 6: Final answer
    x = 699,406.71

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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.