Home / 798,451.61-1,101,862.74-435,875.38

Finding the Fourth Proportional to 798,451.61, 1,101,862.74 and 435,875.38

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Solution

The fourth proportional to 798,451.61, 1,101,862.74 and 435,875.38 is: 601,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,451.61 : 1,101,862.74 = 435,875.38 : x
  2. Step 2: Convert to fraction form
    798,451.61/1,101,862.74 = 435,875.38/x
  3. Step 3: Cross multiply
    798,451.61x = 1,101,862.74 × 435,875.38
  4. Step 4: Simplify right side
    798,451.61x = 480,274,840,505.34
  5. Step 5: Solve for x
    x = 480,274,840,505.34/798,451.61
  6. Step 6: Final answer
    x = 601,507.76

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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.