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Finding the Fourth Proportional to 249,573.60, 374,360.40 and 205,250.40

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Solution

The fourth proportional to 249,573.60, 374,360.40 and 205,250.40 is: 307,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,573.60 : 374,360.40 = 205,250.40 : x
  2. Step 2: Convert to fraction form
    249,573.60/374,360.40 = 205,250.40/x
  3. Step 3: Cross multiply
    249,573.60x = 374,360.40 × 205,250.40
  4. Step 4: Simplify right side
    249,573.60x = 76,837,621,844.16
  5. Step 5: Solve for x
    x = 76,837,621,844.16/249,573.60
  6. Step 6: Final answer
    x = 307,875.60

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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.