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Finding the Fourth Proportional to 497,326,404.40, 745,989,606.60 and 497,326,404.40

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Solution

The fourth proportional to 497,326,404.40, 745,989,606.60 and 497,326,404.40 is: 745,989,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,326,404.40 : 745,989,606.60 = 497,326,404.40 : x
  2. Step 2: Convert to fraction form
    497,326,404.40/745,989,606.60 = 497,326,404.40/x
  3. Step 3: Cross multiply
    497,326,404.40x = 745,989,606.60 × 497,326,404.40
  4. Step 4: Simplify right side
    497,326,404.40x = 371,000,328,770,148,480
  5. Step 5: Solve for x
    x = 371,000,328,770,148,480/497,326,404.40
  6. Step 6: Final answer
    x = 745,989,606.60

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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.