Home / 807,587.23-1,114,494.12-445,034.45

Finding the Fourth Proportional to 807,587.23, 1,114,494.12 and 445,034.45

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Solution

The fourth proportional to 807,587.23, 1,114,494.12 and 445,034.45 is: 614,160.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,587.23 : 1,114,494.12 = 445,034.45 : x
  2. Step 2: Convert to fraction form
    807,587.23/1,114,494.12 = 445,034.45/x
  3. Step 3: Cross multiply
    807,587.23x = 1,114,494.12 × 445,034.45
  4. Step 4: Simplify right side
    807,587.23x = 495,988,279,569.91
  5. Step 5: Solve for x
    x = 495,988,279,569.91/807,587.23
  6. Step 6: Final answer
    x = 614,160.63

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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.