Home / 480,075.04-720,564.54-243,587.44

Finding the Fourth Proportional to 480,075.04, 720,564.54 and 243,587.44

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Solution

The fourth proportional to 480,075.04, 720,564.54 and 243,587.44 is: 365,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,075.04 : 720,564.54 = 243,587.44 : x
  2. Step 2: Convert to fraction form
    480,075.04/720,564.54 = 243,587.44/x
  3. Step 3: Cross multiply
    480,075.04x = 720,564.54 × 243,587.44
  4. Step 4: Simplify right side
    480,075.04x = 175,520,471,653.38
  5. Step 5: Solve for x
    x = 175,520,471,653.38/480,075.04
  6. Step 6: Final answer
    x = 365,610.49

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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.