Home / 889,465.43-1,227,368.11-502,257.38

Finding the Fourth Proportional to 889,465.43, 1,227,368.11 and 502,257.38

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Solution

The fourth proportional to 889,465.43, 1,227,368.11 and 502,257.38 is: 693,062.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,465.43 : 1,227,368.11 = 502,257.38 : x
  2. Step 2: Convert to fraction form
    889,465.43/1,227,368.11 = 502,257.38/x
  3. Step 3: Cross multiply
    889,465.43x = 1,227,368.11 × 502,257.38
  4. Step 4: Simplify right side
    889,465.43x = 616,454,687,979.81
  5. Step 5: Solve for x
    x = 616,454,687,979.81/889,465.43
  6. Step 6: Final answer
    x = 693,062.00

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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.