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Finding the Fourth Proportional to 302,499,252.40, 453,748,878.60 and 302,499,252.40

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Solution

The fourth proportional to 302,499,252.40, 453,748,878.60 and 302,499,252.40 is: 453,748,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,499,252.40 : 453,748,878.60 = 302,499,252.40 : x
  2. Step 2: Convert to fraction form
    302,499,252.40/453,748,878.60 = 302,499,252.40/x
  3. Step 3: Cross multiply
    302,499,252.40x = 453,748,878.60 × 302,499,252.40
  4. Step 4: Simplify right side
    302,499,252.40x = 137,258,696,553,838,352
  5. Step 5: Solve for x
    x = 137,258,696,553,838,352/302,499,252.40
  6. Step 6: Final answer
    x = 453,748,878.60

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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.