Home / 936,920.96-1,292,950.65-507,200.77

Finding the Fourth Proportional to 936,920.96, 1,292,950.65 and 507,200.77

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Solution

The fourth proportional to 936,920.96, 1,292,950.65 and 507,200.77 is: 699,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,920.96 : 1,292,950.65 = 507,200.77 : x
  2. Step 2: Convert to fraction form
    936,920.96/1,292,950.65 = 507,200.77/x
  3. Step 3: Cross multiply
    936,920.96x = 1,292,950.65 × 507,200.77
  4. Step 4: Simplify right side
    936,920.96x = 655,785,565,252.00
  5. Step 5: Solve for x
    x = 655,785,565,252.00/936,920.96
  6. Step 6: Final answer
    x = 699,936.91

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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.