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Finding the Third Proportional to 53,803,343.81 and 85,653,239.91

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Solution

The third proportional to 53,803,343.81 and 85,653,239.91 is: 136,357,277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,803,343.81 : 85,653,239.91 = 85,653,239.91 : x
  2. Step 2: Convert to fraction form
    53,803,343.81/85,653,239.91 = 85,653,239.91/x
  3. Step 3: Cross multiply
    53,803,343.81x = 85,653,239.91 × 85,653,239.91
  4. Step 4: Simplify right side
    53,803,343.81x = 7,336,477,506,437,618
  5. Step 5: Solve for x
    x = 7,336,477,506,437,618/53,803,343.81
  6. Step 6: Final answer
    x = 136,357,277.94

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.