Home / 904,032.07-1,247,560.33-496,140.50

Finding the Fourth Proportional to 904,032.07, 1,247,560.33 and 496,140.50

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Solution

The fourth proportional to 904,032.07, 1,247,560.33 and 496,140.50 is: 684,671.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,032.07 : 1,247,560.33 = 496,140.50 : x
  2. Step 2: Convert to fraction form
    904,032.07/1,247,560.33 = 496,140.50/x
  3. Step 3: Cross multiply
    904,032.07x = 1,247,560.33 × 496,140.50
  4. Step 4: Simplify right side
    904,032.07x = 618,965,207,784.92
  5. Step 5: Solve for x
    x = 618,965,207,784.92/904,032.07
  6. Step 6: Final answer
    x = 684,671.74

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1.5x scale

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.