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Finding the Fourth Proportional to 698,700.30, 1,048,272.03 and 249,411.30

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Solution

The fourth proportional to 698,700.30, 1,048,272.03 and 249,411.30 is: 374,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,700.30 : 1,048,272.03 = 249,411.30 : x
  2. Step 2: Convert to fraction form
    698,700.30/1,048,272.03 = 249,411.30/x
  3. Step 3: Cross multiply
    698,700.30x = 1,048,272.03 × 249,411.30
  4. Step 4: Simplify right side
    698,700.30x = 261,450,889,755.94
  5. Step 5: Solve for x
    x = 261,450,889,755.94/698,700.30
  6. Step 6: Final answer
    x = 374,196.05

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.