Home / 755,807.28-1,043,014.05-416,275.53

Finding the Fourth Proportional to 755,807.28, 1,043,014.05 and 416,275.53

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Solution

The fourth proportional to 755,807.28, 1,043,014.05 and 416,275.53 is: 574,460.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,807.28 : 1,043,014.05 = 416,275.53 : x
  2. Step 2: Convert to fraction form
    755,807.28/1,043,014.05 = 416,275.53/x
  3. Step 3: Cross multiply
    755,807.28x = 1,043,014.05 × 416,275.53
  4. Step 4: Simplify right side
    755,807.28x = 434,181,226,461.20
  5. Step 5: Solve for x
    x = 434,181,226,461.20/755,807.28
  6. Step 6: Final answer
    x = 574,460.23

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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.