Home / 698,916.77-1,046,838.44-577,598.75

Finding the Fourth Proportional to 698,916.77, 1,046,838.44 and 577,598.75

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Solution

The fourth proportional to 698,916.77, 1,046,838.44 and 577,598.75 is: 865,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,916.77 : 1,046,838.44 = 577,598.75 : x
  2. Step 2: Convert to fraction form
    698,916.77/1,046,838.44 = 577,598.75/x
  3. Step 3: Cross multiply
    698,916.77x = 1,046,838.44 × 577,598.75
  4. Step 4: Simplify right side
    698,916.77x = 604,652,571,507.96
  5. Step 5: Solve for x
    x = 604,652,571,507.96/698,916.77
  6. Step 6: Final answer
    x = 865,128.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.