Home / 894,456.91-1,234,383.47-512,557.50

Finding the Fourth Proportional to 894,456.91, 1,234,383.47 and 512,557.50

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Solution

The fourth proportional to 894,456.91, 1,234,383.47 and 512,557.50 is: 707,348.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,456.91 : 1,234,383.47 = 512,557.50 : x
  2. Step 2: Convert to fraction form
    894,456.91/1,234,383.47 = 512,557.50/x
  3. Step 3: Cross multiply
    894,456.91x = 1,234,383.47 × 512,557.50
  4. Step 4: Simplify right side
    894,456.91x = 632,692,509,412.77
  5. Step 5: Solve for x
    x = 632,692,509,412.77/894,456.91
  6. Step 6: Final answer
    x = 707,348.23

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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.