Home / 841,688.16-1,161,529.65-459,715.85

Finding the Fourth Proportional to 841,688.16, 1,161,529.65 and 459,715.85

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Solution

The fourth proportional to 841,688.16, 1,161,529.65 and 459,715.85 is: 634,407.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,688.16 : 1,161,529.65 = 459,715.85 : x
  2. Step 2: Convert to fraction form
    841,688.16/1,161,529.65 = 459,715.85/x
  3. Step 3: Cross multiply
    841,688.16x = 1,161,529.65 × 459,715.85
  4. Step 4: Simplify right side
    841,688.16x = 533,973,584,542.30
  5. Step 5: Solve for x
    x = 533,973,584,542.30/841,688.16
  6. Step 6: Final answer
    x = 634,407.86

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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.