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Finding the Fourth Proportional to 584,710.97, 877,066.47 and 141,478.97

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Solution

The fourth proportional to 584,710.97, 877,066.47 and 141,478.97 is: 212,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,710.97 : 877,066.47 = 141,478.97 : x
  2. Step 2: Convert to fraction form
    584,710.97/877,066.47 = 141,478.97/x
  3. Step 3: Cross multiply
    584,710.97x = 877,066.47 × 141,478.97
  4. Step 4: Simplify right side
    584,710.97x = 124,086,456,411.80
  5. Step 5: Solve for x
    x = 124,086,456,411.80/584,710.97
  6. Step 6: Final answer
    x = 212,218.45

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Half scale
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Double scale
Find fourth proportional to 584,711.97, 877,067.97 and 141,479.97
Similar ratio
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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.