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Finding the Fourth Proportional to 617,601,879,004.75, 926,402,818,507.20 and 617,601,879,004.75

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Solution

The fourth proportional to 617,601,879,004.75, 926,402,818,507.20 and 617,601,879,004.75 is: 926,402,818,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,601,879,004.75 : 926,402,818,507.20 = 617,601,879,004.75 : x
  2. Step 2: Convert to fraction form
    617,601,879,004.75/926,402,818,507.20 = 617,601,879,004.75/x
  3. Step 3: Cross multiply
    617,601,879,004.75x = 926,402,818,507.20 × 617,601,879,004.75
  4. Step 4: Simplify right side
    617,601,879,004.75x = 572,148,121,425,343,074,533,376
  5. Step 5: Solve for x
    x = 572,148,121,425,343,074,533,376/617,601,879,004.75
  6. Step 6: Final answer
    x = 926,402,818,507.20

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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.