Home / 983,025.77-1,356,301.43-634,018.50

Finding the Fourth Proportional to 983,025.77, 1,356,301.43 and 634,018.50

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Solution

The fourth proportional to 983,025.77, 1,356,301.43 and 634,018.50 is: 874,768.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,025.77 : 1,356,301.43 = 634,018.50 : x
  2. Step 2: Convert to fraction form
    983,025.77/1,356,301.43 = 634,018.50/x
  3. Step 3: Cross multiply
    983,025.77x = 1,356,301.43 × 634,018.50
  4. Step 4: Simplify right side
    983,025.77x = 859,920,195,026.36
  5. Step 5: Solve for x
    x = 859,920,195,026.36/983,025.77
  6. Step 6: Final answer
    x = 874,768.72

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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.