Home / 847,557.18-1,169,140.23-507,828.60

Finding the Fourth Proportional to 847,557.18, 1,169,140.23 and 507,828.60

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Solution

The fourth proportional to 847,557.18, 1,169,140.23 and 507,828.60 is: 700,510.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,557.18 : 1,169,140.23 = 507,828.60 : x
  2. Step 2: Convert to fraction form
    847,557.18/1,169,140.23 = 507,828.60/x
  3. Step 3: Cross multiply
    847,557.18x = 1,169,140.23 × 507,828.60
  4. Step 4: Simplify right side
    847,557.18x = 593,722,846,204.58
  5. Step 5: Solve for x
    x = 593,722,846,204.58/847,557.18
  6. Step 6: Final answer
    x = 700,510.67

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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.