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Finding the Fourth Proportional to 510,287.04, 704,223.72 and 283,937.40

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Solution

The fourth proportional to 510,287.04, 704,223.72 and 283,937.40 is: 391,848.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,287.04 : 704,223.72 = 283,937.40 : x
  2. Step 2: Convert to fraction form
    510,287.04/704,223.72 = 283,937.40/x
  3. Step 3: Cross multiply
    510,287.04x = 704,223.72 × 283,937.40
  4. Step 4: Simplify right side
    510,287.04x = 199,955,452,075.13
  5. Step 5: Solve for x
    x = 199,955,452,075.13/510,287.04
  6. Step 6: Final answer
    x = 391,848.97

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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.