Home / 944,806.87-1,303,847.04-515,108.76

Finding the Fourth Proportional to 944,806.87, 1,303,847.04 and 515,108.76

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Solution

The fourth proportional to 944,806.87, 1,303,847.04 and 515,108.76 is: 710,857.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,806.87 : 1,303,847.04 = 515,108.76 : x
  2. Step 2: Convert to fraction form
    944,806.87/1,303,847.04 = 515,108.76/x
  3. Step 3: Cross multiply
    944,806.87x = 1,303,847.04 × 515,108.76
  4. Step 4: Simplify right side
    944,806.87x = 671,623,032,004.07
  5. Step 5: Solve for x
    x = 671,623,032,004.07/944,806.87
  6. Step 6: Final answer
    x = 710,857.48

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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.