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Finding the Fourth Proportional to 545,066.01, 751,547.57 and 373,066.83

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Solution

The fourth proportional to 545,066.01, 751,547.57 and 373,066.83 is: 514,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,066.01 : 751,547.57 = 373,066.83 : x
  2. Step 2: Convert to fraction form
    545,066.01/751,547.57 = 373,066.83/x
  3. Step 3: Cross multiply
    545,066.01x = 751,547.57 × 373,066.83
  4. Step 4: Simplify right side
    545,066.01x = 280,377,467,668.77
  5. Step 5: Solve for x
    x = 280,377,467,668.77/545,066.01
  6. Step 6: Final answer
    x = 514,391.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.