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Finding the Fourth Proportional to 670,333.88, 924,192.48 and 434,167.58

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Solution

The fourth proportional to 670,333.88, 924,192.48 and 434,167.58 is: 598,588.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,333.88 : 924,192.48 = 434,167.58 : x
  2. Step 2: Convert to fraction form
    670,333.88/924,192.48 = 434,167.58/x
  3. Step 3: Cross multiply
    670,333.88x = 924,192.48 × 434,167.58
  4. Step 4: Simplify right side
    670,333.88x = 401,254,413,887.48
  5. Step 5: Solve for x
    x = 401,254,413,887.48/670,333.88
  6. Step 6: Final answer
    x = 598,588.89

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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.