Home / 898,451.96-1,239,717.47-530,877.98

Finding the Fourth Proportional to 898,451.96, 1,239,717.47 and 530,877.98

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Solution

The fourth proportional to 898,451.96, 1,239,717.47 and 530,877.98 is: 732,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,451.96 : 1,239,717.47 = 530,877.98 : x
  2. Step 2: Convert to fraction form
    898,451.96/1,239,717.47 = 530,877.98/x
  3. Step 3: Cross multiply
    898,451.96x = 1,239,717.47 × 530,877.98
  4. Step 4: Simplify right side
    898,451.96x = 658,138,706,689.22
  5. Step 5: Solve for x
    x = 658,138,706,689.22/898,451.96
  6. Step 6: Final answer
    x = 732,525.21

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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.