Home / 348,047.10-522,070.65-243,071.10

Finding the Fourth Proportional to 348,047.10, 522,070.65 and 243,071.10

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Solution

The fourth proportional to 348,047.10, 522,070.65 and 243,071.10 is: 364,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,047.10 : 522,070.65 = 243,071.10 : x
  2. Step 2: Convert to fraction form
    348,047.10/522,070.65 = 243,071.10/x
  3. Step 3: Cross multiply
    348,047.10x = 522,070.65 × 243,071.10
  4. Step 4: Simplify right side
    348,047.10x = 126,900,287,173.22
  5. Step 5: Solve for x
    x = 126,900,287,173.22/348,047.10
  6. Step 6: Final answer
    x = 364,606.65

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1.5x scale

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.