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Finding the Fourth Proportional to 448,489,751.10, 672,734,626.65 and 333,698,495.10

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Solution

The fourth proportional to 448,489,751.10, 672,734,626.65 and 333,698,495.10 is: 500,547,742.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,489,751.10 : 672,734,626.65 = 333,698,495.10 : x
  2. Step 2: Convert to fraction form
    448,489,751.10/672,734,626.65 = 333,698,495.10/x
  3. Step 3: Cross multiply
    448,489,751.10x = 672,734,626.65 × 333,698,495.10
  4. Step 4: Simplify right side
    448,489,751.10x = 224,490,532,514,765,376
  5. Step 5: Solve for x
    x = 224,490,532,514,765,376/448,489,751.10
  6. Step 6: Final answer
    x = 500,547,742.65

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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.