Home / 847,021.76-1,168,928.16-507,482.72

Finding the Fourth Proportional to 847,021.76, 1,168,928.16 and 507,482.72

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Solution

The fourth proportional to 847,021.76, 1,168,928.16 and 507,482.72 is: 700,349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,021.76 : 1,168,928.16 = 507,482.72 : x
  2. Step 2: Convert to fraction form
    847,021.76/1,168,928.16 = 507,482.72/x
  3. Step 3: Cross multiply
    847,021.76x = 1,168,928.16 × 507,482.72
  4. Step 4: Simplify right side
    847,021.76x = 593,210,842,121.40
  5. Step 5: Solve for x
    x = 593,210,842,121.40/847,021.76
  6. Step 6: Final answer
    x = 700,349.00

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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.