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Finding the Fourth Proportional to 532,241,567.70, 798,362,351.55 and 492,428,447.70

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Solution

The fourth proportional to 532,241,567.70, 798,362,351.55 and 492,428,447.70 is: 738,642,671.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,241,567.70 : 798,362,351.55 = 492,428,447.70 : x
  2. Step 2: Convert to fraction form
    532,241,567.70/798,362,351.55 = 492,428,447.70/x
  3. Step 3: Cross multiply
    532,241,567.70x = 798,362,351.55 × 492,428,447.70
  4. Step 4: Simplify right side
    532,241,567.70x = 393,136,333,475,888,128
  5. Step 5: Solve for x
    x = 393,136,333,475,888,128/532,241,567.70
  6. Step 6: Final answer
    x = 738,642,671.55

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Double scale
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Similar ratio
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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.