Home / 523,865.48-786,347.90-464,275.19

Finding the Fourth Proportional to 523,865.48, 786,347.90 and 464,275.19

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Solution

The fourth proportional to 523,865.48, 786,347.90 and 464,275.19 is: 696,899.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,865.48 : 786,347.90 = 464,275.19 : x
  2. Step 2: Convert to fraction form
    523,865.48/786,347.90 = 464,275.19/x
  3. Step 3: Cross multiply
    523,865.48x = 786,347.90 × 464,275.19
  4. Step 4: Simplify right side
    523,865.48x = 365,081,822,064.13
  5. Step 5: Solve for x
    x = 365,081,822,064.13/523,865.48
  6. Step 6: Final answer
    x = 696,899.95

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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.