Home / 621,418.13-927,590.61-533,238.29

Finding the Fourth Proportional to 621,418.13, 927,590.61 and 533,238.29

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Solution

The fourth proportional to 621,418.13, 927,590.61 and 533,238.29 is: 795,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,418.13 : 927,590.61 = 533,238.29 : x
  2. Step 2: Convert to fraction form
    621,418.13/927,590.61 = 533,238.29/x
  3. Step 3: Cross multiply
    621,418.13x = 927,590.61 × 533,238.29
  4. Step 4: Simplify right side
    621,418.13x = 494,626,830,036.88
  5. Step 5: Solve for x
    x = 494,626,830,036.88/621,418.13
  6. Step 6: Final answer
    x = 795,964.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.