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Finding the Fourth Proportional to 884,282,428.80, 1,323,872,726.40 and 884,282,428.80

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Solution

The fourth proportional to 884,282,428.80, 1,323,872,726.40 and 884,282,428.80 is: 1,323,872,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,282,428.80 : 1,323,872,726.40 = 884,282,428.80 : x
  2. Step 2: Convert to fraction form
    884,282,428.80/1,323,872,726.40 = 884,282,428.80/x
  3. Step 3: Cross multiply
    884,282,428.80x = 1,323,872,726.40 × 884,282,428.80
  4. Step 4: Simplify right side
    884,282,428.80x = 1,170,677,389,923,069,952
  5. Step 5: Solve for x
    x = 1,170,677,389,923,069,952/884,282,428.80
  6. Step 6: Final answer
    x = 1,323,872,726.40

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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.