Home / 970,804.17-1,455,062.54-437,701.05

Finding the Fourth Proportional to 970,804.17, 1,455,062.54 and 437,701.05

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Solution

The fourth proportional to 970,804.17, 1,455,062.54 and 437,701.05 is: 656,035.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,804.17 : 1,455,062.54 = 437,701.05 : x
  2. Step 2: Convert to fraction form
    970,804.17/1,455,062.54 = 437,701.05/x
  3. Step 3: Cross multiply
    970,804.17x = 1,455,062.54 × 437,701.05
  4. Step 4: Simplify right side
    970,804.17x = 636,882,399,385.16
  5. Step 5: Solve for x
    x = 636,882,399,385.16/970,804.17
  6. Step 6: Final answer
    x = 656,035.91

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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.