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Finding the Fourth Proportional to 249,708,411.30, 350,165,732.10 and 249,708,411.30

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Solution

The fourth proportional to 249,708,411.30, 350,165,732.10 and 249,708,411.30 is: 350,165,732.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,708,411.30 : 350,165,732.10 = 249,708,411.30 : x
  2. Step 2: Convert to fraction form
    249,708,411.30/350,165,732.10 = 249,708,411.30/x
  3. Step 3: Cross multiply
    249,708,411.30x = 350,165,732.10 × 249,708,411.30
  4. Step 4: Simplify right side
    249,708,411.30x = 87,439,328,654,392,416
  5. Step 5: Solve for x
    x = 87,439,328,654,392,416/249,708,411.30
  6. Step 6: Final answer
    x = 350,165,732.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.