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Finding the Fourth Proportional to 590,494,920.90, 885,742,381.35 and 590,494,920.90

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Solution

The fourth proportional to 590,494,920.90, 885,742,381.35 and 590,494,920.90 is: 885,742,381.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,494,920.90 : 885,742,381.35 = 590,494,920.90 : x
  2. Step 2: Convert to fraction form
    590,494,920.90/885,742,381.35 = 590,494,920.90/x
  3. Step 3: Cross multiply
    590,494,920.90x = 885,742,381.35 × 590,494,920.90
  4. Step 4: Simplify right side
    590,494,920.90x = 523,026,377,413,045,888
  5. Step 5: Solve for x
    x = 523,026,377,413,045,888/590,494,920.90
  6. Step 6: Final answer
    x = 885,742,381.35

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1.5x scale

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.