Home / 530,001.20-793,835.40-470,903.60

Finding the Fourth Proportional to 530,001.20, 793,835.40 and 470,903.60

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Solution

The fourth proportional to 530,001.20, 793,835.40 and 470,903.60 is: 705,319.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,001.20 : 793,835.40 = 470,903.60 : x
  2. Step 2: Convert to fraction form
    530,001.20/793,835.40 = 470,903.60/x
  3. Step 3: Cross multiply
    530,001.20x = 793,835.40 × 470,903.60
  4. Step 4: Simplify right side
    530,001.20x = 373,819,947,667.44
  5. Step 5: Solve for x
    x = 373,819,947,667.44/530,001.20
  6. Step 6: Final answer
    x = 705,319.06

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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.