Home / 535,496.60-804,557.10-402,636.35

Finding the Fourth Proportional to 535,496.60, 804,557.10 and 402,636.35

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Solution

The fourth proportional to 535,496.60, 804,557.10 and 402,636.35 is: 604,941.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,496.60 : 804,557.10 = 402,636.35 : x
  2. Step 2: Convert to fraction form
    535,496.60/804,557.10 = 402,636.35/x
  3. Step 3: Cross multiply
    535,496.60x = 804,557.10 × 402,636.35
  4. Step 4: Simplify right side
    535,496.60x = 323,943,934,110.59
  5. Step 5: Solve for x
    x = 323,943,934,110.59/535,496.60
  6. Step 6: Final answer
    x = 604,941.16

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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.