Home / 771,095.08-1,154,556.06-545,526.28

Finding the Fourth Proportional to 771,095.08, 1,154,556.06 and 545,526.28

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Solution

The fourth proportional to 771,095.08, 1,154,556.06 and 545,526.28 is: 816,813.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,095.08 : 1,154,556.06 = 545,526.28 : x
  2. Step 2: Convert to fraction form
    771,095.08/1,154,556.06 = 545,526.28/x
  3. Step 3: Cross multiply
    771,095.08x = 1,154,556.06 × 545,526.28
  4. Step 4: Simplify right side
    771,095.08x = 629,840,672,463.26
  5. Step 5: Solve for x
    x = 629,840,672,463.26/771,095.08
  6. Step 6: Final answer
    x = 816,813.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.