Home / 993,018.60-1,370,392.56-563,363.64

Finding the Fourth Proportional to 993,018.60, 1,370,392.56 and 563,363.64

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Solution

The fourth proportional to 993,018.60, 1,370,392.56 and 563,363.64 is: 777,457.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,018.60 : 1,370,392.56 = 563,363.64 : x
  2. Step 2: Convert to fraction form
    993,018.60/1,370,392.56 = 563,363.64/x
  3. Step 3: Cross multiply
    993,018.60x = 1,370,392.56 × 563,363.64
  4. Step 4: Simplify right side
    993,018.60x = 772,029,340,830.52
  5. Step 5: Solve for x
    x = 772,029,340,830.52/993,018.60
  6. Step 6: Final answer
    x = 777,457.08

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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.