Home / 955,292.40-1,318,303.45-525,563.30

Finding the Fourth Proportional to 955,292.40, 1,318,303.45 and 525,563.30

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Solution

The fourth proportional to 955,292.40, 1,318,303.45 and 525,563.30 is: 725,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,292.40 : 1,318,303.45 = 525,563.30 : x
  2. Step 2: Convert to fraction form
    955,292.40/1,318,303.45 = 525,563.30/x
  3. Step 3: Cross multiply
    955,292.40x = 1,318,303.45 × 525,563.30
  4. Step 4: Simplify right side
    955,292.40x = 692,851,911,583.39
  5. Step 5: Solve for x
    x = 692,851,911,583.39/955,292.40
  6. Step 6: Final answer
    x = 725,277.32

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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.