Home / 346,223.04-520,247.87-186,417.13

Finding the Fourth Proportional to 346,223.04, 520,247.87 and 186,417.13

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Solution

The fourth proportional to 346,223.04, 520,247.87 and 186,417.13 is: 280,117.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,223.04 : 520,247.87 = 186,417.13 : x
  2. Step 2: Convert to fraction form
    346,223.04/520,247.87 = 186,417.13/x
  3. Step 3: Cross multiply
    346,223.04x = 520,247.87 × 186,417.13
  4. Step 4: Simplify right side
    346,223.04x = 96,983,111,280.69
  5. Step 5: Solve for x
    x = 96,983,111,280.69/346,223.04
  6. Step 6: Final answer
    x = 280,117.44

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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.