Home / 346,128.24-477,657.36-195,225.24

Finding the Fourth Proportional to 346,128.24, 477,657.36 and 195,225.24

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Solution

The fourth proportional to 346,128.24, 477,657.36 and 195,225.24 is: 269,411.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,128.24 : 477,657.36 = 195,225.24 : x
  2. Step 2: Convert to fraction form
    346,128.24/477,657.36 = 195,225.24/x
  3. Step 3: Cross multiply
    346,128.24x = 477,657.36 × 195,225.24
  4. Step 4: Simplify right side
    346,128.24x = 93,250,772,743.77
  5. Step 5: Solve for x
    x = 93,250,772,743.77/346,128.24
  6. Step 6: Final answer
    x = 269,411.05

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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.