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Finding the Fourth Proportional to 602,341.12, 903,360 and 247,453.12

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Solution

The fourth proportional to 602,341.12, 903,360 and 247,453.12 is: 371,117.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,341.12 : 903,360 = 247,453.12 : x
  2. Step 2: Convert to fraction form
    602,341.12/903,360 = 247,453.12/x
  3. Step 3: Cross multiply
    602,341.12x = 903,360 × 247,453.12
  4. Step 4: Simplify right side
    602,341.12x = 223,539,250,483.20
  5. Step 5: Solve for x
    x = 223,539,250,483.20/602,341.12
  6. Step 6: Final answer
    x = 371,117.37

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1.5x scale

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.