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Finding the Fourth Proportional to 594,411,430.40, 890,861,318.40 and 287,041,702.40

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Solution

The fourth proportional to 594,411,430.40, 890,861,318.40 and 287,041,702.40 is: 430,197,564.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,411,430.40 : 890,861,318.40 = 287,041,702.40 : x
  2. Step 2: Convert to fraction form
    594,411,430.40/890,861,318.40 = 287,041,702.40/x
  3. Step 3: Cross multiply
    594,411,430.40x = 890,861,318.40 × 287,041,702.40
  4. Step 4: Simplify right side
    594,411,430.40x = 255,714,349,435,844,416
  5. Step 5: Solve for x
    x = 255,714,349,435,844,416/594,411,430.40
  6. Step 6: Final answer
    x = 430,197,564.11

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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.