Home / 841,687.03-1,161,528.12-459,714.72

Finding the Fourth Proportional to 841,687.03, 1,161,528.12 and 459,714.72

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Solution

The fourth proportional to 841,687.03, 1,161,528.12 and 459,714.72 is: 634,406.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,687.03 : 1,161,528.12 = 459,714.72 : x
  2. Step 2: Convert to fraction form
    841,687.03/1,161,528.12 = 459,714.72/x
  3. Step 3: Cross multiply
    841,687.03x = 1,161,528.12 × 459,714.72
  4. Step 4: Simplify right side
    841,687.03x = 533,971,578,813.66
  5. Step 5: Solve for x
    x = 533,971,578,813.66/841,687.03
  6. Step 6: Final answer
    x = 634,406.33

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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.