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Finding the Fourth Proportional to 4,973,358.76, 7,460,038.14 and 1,607,565.76

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Solution

The fourth proportional to 4,973,358.76, 7,460,038.14 and 1,607,565.76 is: 2,411,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,973,358.76 : 7,460,038.14 = 1,607,565.76 : x
  2. Step 2: Convert to fraction form
    4,973,358.76/7,460,038.14 = 1,607,565.76/x
  3. Step 3: Cross multiply
    4,973,358.76x = 7,460,038.14 × 1,607,565.76
  4. Step 4: Simplify right side
    4,973,358.76x = 11,992,501,882,158.09
  5. Step 5: Solve for x
    x = 11,992,501,882,158.09/4,973,358.76
  6. Step 6: Final answer
    x = 2,411,348.64

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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.