Home / 907,313.80-1,360,970.70-623,878.60

Finding the Fourth Proportional to 907,313.80, 1,360,970.70 and 623,878.60

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Solution

The fourth proportional to 907,313.80, 1,360,970.70 and 623,878.60 is: 935,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,313.80 : 1,360,970.70 = 623,878.60 : x
  2. Step 2: Convert to fraction form
    907,313.80/1,360,970.70 = 623,878.60/x
  3. Step 3: Cross multiply
    907,313.80x = 1,360,970.70 × 623,878.60
  4. Step 4: Simplify right side
    907,313.80x = 849,080,494,957.02
  5. Step 5: Solve for x
    x = 849,080,494,957.02/907,313.80
  6. Step 6: Final answer
    x = 935,817.90

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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.