Home / 581,444.40-872,166.60-483,140.40

Finding the Fourth Proportional to 581,444.40, 872,166.60 and 483,140.40

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Solution

The fourth proportional to 581,444.40, 872,166.60 and 483,140.40 is: 724,710.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,444.40 : 872,166.60 = 483,140.40 : x
  2. Step 2: Convert to fraction form
    581,444.40/872,166.60 = 483,140.40/x
  3. Step 3: Cross multiply
    581,444.40x = 872,166.60 × 483,140.40
  4. Step 4: Simplify right side
    581,444.40x = 421,378,919,990.64
  5. Step 5: Solve for x
    x = 421,378,919,990.64/581,444.40
  6. Step 6: Final answer
    x = 724,710.60

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Double scale
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Similar ratio
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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.