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Finding the Fourth Proportional to 614,565,547.95, 921,848,321.93 and 614,565,547.95

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Solution

The fourth proportional to 614,565,547.95, 921,848,321.93 and 614,565,547.95 is: 921,848,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,565,547.95 : 921,848,321.93 = 614,565,547.95 : x
  2. Step 2: Convert to fraction form
    614,565,547.95/921,848,321.93 = 614,565,547.95/x
  3. Step 3: Cross multiply
    614,565,547.95x = 921,848,321.93 × 614,565,547.95
  4. Step 4: Simplify right side
    614,565,547.95x = 566,536,219,093,698,432
  5. Step 5: Solve for x
    x = 566,536,219,093,698,432/614,565,547.95
  6. Step 6: Final answer
    x = 921,848,321.93

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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.