Home / 955,351.20-1,318,405.08-525,632.58

Finding the Fourth Proportional to 955,351.20, 1,318,405.08 and 525,632.58

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Solution

The fourth proportional to 955,351.20, 1,318,405.08 and 525,632.58 is: 725,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,351.20 : 1,318,405.08 = 525,632.58 : x
  2. Step 2: Convert to fraction form
    955,351.20/1,318,405.08 = 525,632.58/x
  3. Step 3: Cross multiply
    955,351.20x = 1,318,405.08 × 525,632.58
  4. Step 4: Simplify right side
    955,351.20x = 692,996,663,685.51
  5. Step 5: Solve for x
    x = 692,996,663,685.51/955,351.20
  6. Step 6: Final answer
    x = 725,384.20

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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.