Home / 936,610.16-1,292,523.60-506,890.72

Finding the Fourth Proportional to 936,610.16, 1,292,523.60 and 506,890.72

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Solution

The fourth proportional to 936,610.16, 1,292,523.60 and 506,890.72 is: 699,510.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,610.16 : 1,292,523.60 = 506,890.72 : x
  2. Step 2: Convert to fraction form
    936,610.16/1,292,523.60 = 506,890.72/x
  3. Step 3: Cross multiply
    936,610.16x = 1,292,523.60 × 506,890.72
  4. Step 4: Simplify right side
    936,610.16x = 655,168,218,220.99
  5. Step 5: Solve for x
    x = 655,168,218,220.99/936,610.16
  6. Step 6: Final answer
    x = 699,510.05

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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.