Home / 596,420.97-823,557.56-553,148.43

Finding the Fourth Proportional to 596,420.97, 823,557.56 and 553,148.43

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Solution

The fourth proportional to 596,420.97, 823,557.56 and 553,148.43 is: 763,805.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,420.97 : 823,557.56 = 553,148.43 : x
  2. Step 2: Convert to fraction form
    596,420.97/823,557.56 = 553,148.43/x
  3. Step 3: Cross multiply
    596,420.97x = 823,557.56 × 553,148.43
  4. Step 4: Simplify right side
    596,420.97x = 455,549,571,328.63
  5. Step 5: Solve for x
    x = 455,549,571,328.63/596,420.97
  6. Step 6: Final answer
    x = 763,805.42

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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.