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Finding the Fourth Proportional to 355,316,635.60, 532,974,953.40 and 355,316,635.60

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Solution

The fourth proportional to 355,316,635.60, 532,974,953.40 and 355,316,635.60 is: 532,974,953.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,316,635.60 : 532,974,953.40 = 355,316,635.60 : x
  2. Step 2: Convert to fraction form
    355,316,635.60/532,974,953.40 = 355,316,635.60/x
  3. Step 3: Cross multiply
    355,316,635.60x = 532,974,953.40 × 355,316,635.60
  4. Step 4: Simplify right side
    355,316,635.60x = 189,374,867,301,154,784
  5. Step 5: Solve for x
    x = 189,374,867,301,154,784/355,316,635.60
  6. Step 6: Final answer
    x = 532,974,953.40

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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.