Home / 651,856.10-977,784.15-604,616.90

Finding the Fourth Proportional to 651,856.10, 977,784.15 and 604,616.90

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Solution

The fourth proportional to 651,856.10, 977,784.15 and 604,616.90 is: 906,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,856.10 : 977,784.15 = 604,616.90 : x
  2. Step 2: Convert to fraction form
    651,856.10/977,784.15 = 604,616.90/x
  3. Step 3: Cross multiply
    651,856.10x = 977,784.15 × 604,616.90
  4. Step 4: Simplify right side
    651,856.10x = 591,184,821,642.14
  5. Step 5: Solve for x
    x = 591,184,821,642.14/651,856.10
  6. Step 6: Final answer
    x = 906,925.35

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Double scale
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Similar ratio
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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.