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Finding the Fourth Proportional to 665,877,604.80, 933,759,196.80 and 665,877,604.80

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Solution

The fourth proportional to 665,877,604.80, 933,759,196.80 and 665,877,604.80 is: 933,759,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,877,604.80 : 933,759,196.80 = 665,877,604.80 : x
  2. Step 2: Convert to fraction form
    665,877,604.80/933,759,196.80 = 665,877,604.80/x
  3. Step 3: Cross multiply
    665,877,604.80x = 933,759,196.80 × 665,877,604.80
  4. Step 4: Simplify right side
    665,877,604.80x = 621,769,337,425,155,712
  5. Step 5: Solve for x
    x = 621,769,337,425,155,712/665,877,604.80
  6. Step 6: Final answer
    x = 933,759,196.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.