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Finding the Fourth Proportional to 3,583,312.35, 5,030,809.05 and 3,583,312.35

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Solution

The fourth proportional to 3,583,312.35, 5,030,809.05 and 3,583,312.35 is: 5,030,809.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583,312.35 : 5,030,809.05 = 3,583,312.35 : x
  2. Step 2: Convert to fraction form
    3,583,312.35/5,030,809.05 = 3,583,312.35/x
  3. Step 3: Cross multiply
    3,583,312.35x = 5,030,809.05 × 3,583,312.35
  4. Step 4: Simplify right side
    3,583,312.35x = 18,026,960,199,356.77
  5. Step 5: Solve for x
    x = 18,026,960,199,356.77/3,583,312.35
  6. Step 6: Final answer
    x = 5,030,809.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.