Home / 585,029.60-877,544.40-545,663.60

Finding the Fourth Proportional to 585,029.60, 877,544.40 and 545,663.60

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Solution

The fourth proportional to 585,029.60, 877,544.40 and 545,663.60 is: 818,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,029.60 : 877,544.40 = 545,663.60 : x
  2. Step 2: Convert to fraction form
    585,029.60/877,544.40 = 545,663.60/x
  3. Step 3: Cross multiply
    585,029.60x = 877,544.40 × 545,663.60
  4. Step 4: Simplify right side
    585,029.60x = 478,844,036,463.84
  5. Step 5: Solve for x
    x = 478,844,036,463.84/585,029.60
  6. Step 6: Final answer
    x = 818,495.40

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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.