Home / 723,312.67-997,969.88-569,875.49

Finding the Fourth Proportional to 723,312.67, 997,969.88 and 569,875.49

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Solution

The fourth proportional to 723,312.67, 997,969.88 and 569,875.49 is: 786,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,312.67 : 997,969.88 = 569,875.49 : x
  2. Step 2: Convert to fraction form
    723,312.67/997,969.88 = 569,875.49/x
  3. Step 3: Cross multiply
    723,312.67x = 997,969.88 × 569,875.49
  4. Step 4: Simplify right side
    723,312.67x = 568,718,574,370.24
  5. Step 5: Solve for x
    x = 568,718,574,370.24/723,312.67
  6. Step 6: Final answer
    x = 786,269.34

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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.