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Finding the Fourth Proportional to 346,594, 478,301 and 187,618

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Solution

The fourth proportional to 346,594, 478,301 and 187,618 is: 258,913.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,594 : 478,301 = 187,618 : x
  2. Step 2: Convert to fraction form
    346,594/478,301 = 187,618/x
  3. Step 3: Cross multiply
    346,594x = 478,301 × 187,618
  4. Step 4: Simplify right side
    346,594x = 89,737,877,018
  5. Step 5: Solve for x
    x = 89,737,877,018/346,594
  6. Step 6: Final answer
    x = 258,913.53

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.