Home / 798,177.47-1,101,510.63-454,004.51

Finding the Fourth Proportional to 798,177.47, 1,101,510.63 and 454,004.51

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Solution

The fourth proportional to 798,177.47, 1,101,510.63 and 454,004.51 is: 626,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,177.47 : 1,101,510.63 = 454,004.51 : x
  2. Step 2: Convert to fraction form
    798,177.47/1,101,510.63 = 454,004.51/x
  3. Step 3: Cross multiply
    798,177.47x = 1,101,510.63 × 454,004.51
  4. Step 4: Simplify right side
    798,177.47x = 500,090,788,325.39
  5. Step 5: Solve for x
    x = 500,090,788,325.39/798,177.47
  6. Step 6: Final answer
    x = 626,540.85

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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.