Home / 955,075.86-1,318,049.01-525,348.18

Finding the Fourth Proportional to 955,075.86, 1,318,049.01 and 525,348.18

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Solution

The fourth proportional to 955,075.86, 1,318,049.01 and 525,348.18 is: 725,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,075.86 : 1,318,049.01 = 525,348.18 : x
  2. Step 2: Convert to fraction form
    955,075.86/1,318,049.01 = 525,348.18/x
  3. Step 3: Cross multiply
    955,075.86x = 1,318,049.01 × 525,348.18
  4. Step 4: Simplify right side
    955,075.86x = 692,434,648,554.30
  5. Step 5: Solve for x
    x = 692,434,648,554.30/955,075.86
  6. Step 6: Final answer
    x = 725,004.87

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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.