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Finding the Third Proportional to 28,045,374 and 42,252,618

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Solution

The third proportional to 28,045,374 and 42,252,618 is: 63,656,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,045,374 : 42,252,618 = 42,252,618 : x
  2. Step 2: Convert to fraction form
    28,045,374/42,252,618 = 42,252,618/x
  3. Step 3: Cross multiply
    28,045,374x = 42,252,618 × 42,252,618
  4. Step 4: Simplify right side
    28,045,374x = 1,785,283,727,853,924
  5. Step 5: Solve for x
    x = 1,785,283,727,853,924/28,045,374
  6. Step 6: Final answer
    x = 63,656,977.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.