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Finding the Fourth Proportional to 440,633.54, 608,088.53 and 249,642.83

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Solution

The fourth proportional to 440,633.54, 608,088.53 and 249,642.83 is: 344,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,633.54 : 608,088.53 = 249,642.83 : x
  2. Step 2: Convert to fraction form
    440,633.54/608,088.53 = 249,642.83/x
  3. Step 3: Cross multiply
    440,633.54x = 608,088.53 × 249,642.83
  4. Step 4: Simplify right side
    440,633.54x = 151,804,941,519.74
  5. Step 5: Solve for x
    x = 151,804,941,519.74/440,633.54
  6. Step 6: Final answer
    x = 344,515.18

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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.