Home / 830,248.59-1,244,303.62-402,957.50

Finding the Fourth Proportional to 830,248.59, 1,244,303.62 and 402,957.50

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Solution

The fourth proportional to 830,248.59, 1,244,303.62 and 402,957.50 is: 603,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,248.59 : 1,244,303.62 = 402,957.50 : x
  2. Step 2: Convert to fraction form
    830,248.59/1,244,303.62 = 402,957.50/x
  3. Step 3: Cross multiply
    830,248.59x = 1,244,303.62 × 402,957.50
  4. Step 4: Simplify right side
    830,248.59x = 501,401,475,956.15
  5. Step 5: Solve for x
    x = 501,401,475,956.15/830,248.59
  6. Step 6: Final answer
    x = 603,917.29

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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.