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Finding the Fourth Proportional to 624,357.60, 936,536.40 and 615,026.40

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Solution

The fourth proportional to 624,357.60, 936,536.40 and 615,026.40 is: 922,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,357.60 : 936,536.40 = 615,026.40 : x
  2. Step 2: Convert to fraction form
    624,357.60/936,536.40 = 615,026.40/x
  3. Step 3: Cross multiply
    624,357.60x = 936,536.40 × 615,026.40
  4. Step 4: Simplify right side
    624,357.60x = 575,994,610,560.96
  5. Step 5: Solve for x
    x = 575,994,610,560.96/624,357.60
  6. Step 6: Final answer
    x = 922,539.60

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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.