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Finding the Fourth Proportional to 652,622.40, 901,536.48 and 503,634.24

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Solution

The fourth proportional to 652,622.40, 901,536.48 and 503,634.24 is: 695,723.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,622.40 : 901,536.48 = 503,634.24 : x
  2. Step 2: Convert to fraction form
    652,622.40/901,536.48 = 503,634.24/x
  3. Step 3: Cross multiply
    652,622.40x = 901,536.48 × 503,634.24
  4. Step 4: Simplify right side
    652,622.40x = 454,044,639,937.08
  5. Step 5: Solve for x
    x = 454,044,639,937.08/652,622.40
  6. Step 6: Final answer
    x = 695,723.35

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Double scale
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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.