Home / 699,368.77-1,045,071.85-525,124.59

Finding the Fourth Proportional to 699,368.77, 1,045,071.85 and 525,124.59

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Solution

The fourth proportional to 699,368.77, 1,045,071.85 and 525,124.59 is: 784,697.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,368.77 : 1,045,071.85 = 525,124.59 : x
  2. Step 2: Convert to fraction form
    699,368.77/1,045,071.85 = 525,124.59/x
  3. Step 3: Cross multiply
    699,368.77x = 1,045,071.85 × 525,124.59
  4. Step 4: Simplify right side
    699,368.77x = 548,792,926,751.79
  5. Step 5: Solve for x
    x = 548,792,926,751.79/699,368.77
  6. Step 6: Final answer
    x = 784,697.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.