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Finding the Fourth Proportional to 592,869.60, 889,419.60 and 255,909.60

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Solution

The fourth proportional to 592,869.60, 889,419.60 and 255,909.60 is: 383,914.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,869.60 : 889,419.60 = 255,909.60 : x
  2. Step 2: Convert to fraction form
    592,869.60/889,419.60 = 255,909.60/x
  3. Step 3: Cross multiply
    592,869.60x = 889,419.60 × 255,909.60
  4. Step 4: Simplify right side
    592,869.60x = 227,611,014,068.16
  5. Step 5: Solve for x
    x = 227,611,014,068.16/592,869.60
  6. Step 6: Final answer
    x = 383,914.13

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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.