Home / 346,848.98-478,706.37-210,925.58

Finding the Fourth Proportional to 346,848.98, 478,706.37 and 210,925.58

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Solution

The fourth proportional to 346,848.98, 478,706.37 and 210,925.58 is: 291,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,848.98 : 478,706.37 = 210,925.58 : x
  2. Step 2: Convert to fraction form
    346,848.98/478,706.37 = 210,925.58/x
  3. Step 3: Cross multiply
    346,848.98x = 478,706.37 × 210,925.58
  4. Step 4: Simplify right side
    346,848.98x = 100,971,418,741.95
  5. Step 5: Solve for x
    x = 100,971,418,741.95/346,848.98
  6. Step 6: Final answer
    x = 291,110.61

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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.