Home / 346,120.23-477,646.02-191,071.62

Finding the Fourth Proportional to 346,120.23, 477,646.02 and 191,071.62

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Solution

The fourth proportional to 346,120.23, 477,646.02 and 191,071.62 is: 263,678.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,120.23 : 477,646.02 = 191,071.62 : x
  2. Step 2: Convert to fraction form
    346,120.23/477,646.02 = 191,071.62/x
  3. Step 3: Cross multiply
    346,120.23x = 477,646.02 × 191,071.62
  4. Step 4: Simplify right side
    346,120.23x = 91,264,598,827.95
  5. Step 5: Solve for x
    x = 91,264,598,827.95/346,120.23
  6. Step 6: Final answer
    x = 263,678.89

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1.5x scale

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.