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Finding the Fourth Proportional to 249,559.72, 343,808.58 and 173,973.16

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Solution

The fourth proportional to 249,559.72, 343,808.58 and 173,973.16 is: 239,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,559.72 : 343,808.58 = 173,973.16 : x
  2. Step 2: Convert to fraction form
    249,559.72/343,808.58 = 173,973.16/x
  3. Step 3: Cross multiply
    249,559.72x = 343,808.58 × 173,973.16
  4. Step 4: Simplify right side
    249,559.72x = 59,813,465,097.71
  5. Step 5: Solve for x
    x = 59,813,465,097.71/249,559.72
  6. Step 6: Final answer
    x = 239,675.96

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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.