Home / 403,304.58-556,503.66-267,127.38

Finding the Fourth Proportional to 403,304.58, 556,503.66 and 267,127.38

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Solution

The fourth proportional to 403,304.58, 556,503.66 and 267,127.38 is: 368,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,304.58 : 556,503.66 = 267,127.38 : x
  2. Step 2: Convert to fraction form
    403,304.58/556,503.66 = 267,127.38/x
  3. Step 3: Cross multiply
    403,304.58x = 556,503.66 × 267,127.38
  4. Step 4: Simplify right side
    403,304.58x = 148,657,364,656.21
  5. Step 5: Solve for x
    x = 148,657,364,656.21/403,304.58
  6. Step 6: Final answer
    x = 368,598.26

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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.