Home / 841,988.32-1,162,276.32-519,828.64

Finding the Fourth Proportional to 841,988.32, 1,162,276.32 and 519,828.64

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Solution

The fourth proportional to 841,988.32, 1,162,276.32 and 519,828.64 is: 717,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,988.32 : 1,162,276.32 = 519,828.64 : x
  2. Step 2: Convert to fraction form
    841,988.32/1,162,276.32 = 519,828.64/x
  3. Step 3: Cross multiply
    841,988.32x = 1,162,276.32 × 519,828.64
  4. Step 4: Simplify right side
    841,988.32x = 604,184,518,729.81
  5. Step 5: Solve for x
    x = 604,184,518,729.81/841,988.32
  6. Step 6: Final answer
    x = 717,568.76

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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.