Home / 803,590.08-1,109,107.20-531,663.36

Finding the Fourth Proportional to 803,590.08, 1,109,107.20 and 531,663.36

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Solution

The fourth proportional to 803,590.08, 1,109,107.20 and 531,663.36 is: 733,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,590.08 : 1,109,107.20 = 531,663.36 : x
  2. Step 2: Convert to fraction form
    803,590.08/1,109,107.20 = 531,663.36/x
  3. Step 3: Cross multiply
    803,590.08x = 1,109,107.20 × 531,663.36
  4. Step 4: Simplify right side
    803,590.08x = 589,671,660,552.19
  5. Step 5: Solve for x
    x = 589,671,660,552.19/803,590.08
  6. Step 6: Final answer
    x = 733,796.59

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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.