Home / 898,449.59-1,239,714.18-530,875.61

Finding the Fourth Proportional to 898,449.59, 1,239,714.18 and 530,875.61

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Solution

The fourth proportional to 898,449.59, 1,239,714.18 and 530,875.61 is: 732,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,449.59 : 1,239,714.18 = 530,875.61 : x
  2. Step 2: Convert to fraction form
    898,449.59/1,239,714.18 = 530,875.61/x
  3. Step 3: Cross multiply
    898,449.59x = 1,239,714.18 × 530,875.61
  4. Step 4: Simplify right side
    898,449.59x = 658,134,021,533.15
  5. Step 5: Solve for x
    x = 658,134,021,533.15/898,449.59
  6. Step 6: Final answer
    x = 732,521.92

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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.