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Finding the Fourth Proportional to 480,089.55, 662,518.59 and 265,215.59

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Solution

The fourth proportional to 480,089.55, 662,518.59 and 265,215.59 is: 365,994.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,089.55 : 662,518.59 = 265,215.59 : x
  2. Step 2: Convert to fraction form
    480,089.55/662,518.59 = 265,215.59/x
  3. Step 3: Cross multiply
    480,089.55x = 662,518.59 × 265,215.59
  4. Step 4: Simplify right side
    480,089.55x = 175,710,255,420.23
  5. Step 5: Solve for x
    x = 175,710,255,420.23/480,089.55
  6. Step 6: Final answer
    x = 365,994.75

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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.